Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of Devonshire

This material is held atThe Devonshire Collection Archives, Chatsworth

Reference
- GB 2495 CS4/1306
Former Reference
- GB 2495 CS1/182.157
Dates of Creation
- 4 December 1760
Name of Creator
- Holles, Thomas, Pelham-, 1693-1768, 1st Duke of Newcastle (3rd creation), Prime Minister of Great Britain
Physical Description
- 1 sheet

Scope and Content

Concerns querying the news of some official appointments. Written "at Lady Yarmouth's". Signed "Holles Newcastle".

Conditions Governing Use

Copyright held by Chatsworth House Trust.

Personal Names

Holles, Thomas, Pelham-, 1693-1768, 1st Duke of Newcastle (3rd creation), Prime Minister of Great Britain

Archive Record|Table of contents

Correspondence of William Cavendish, 4th Duke of DevonshireCS4

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/2

Letter from Thomas Heaton to William Cavendish, 4th Duke of DevonshireCS4/3

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/4

Letter from Hutton Perkins to William Cavendish, 4th Duke of DevonshireCS4/5

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/6

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/7

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/8

An Abstract of Tradesmen's bills paid by His Grace the Duke of Devonshire from the 11th Nov. 1755 to the 9th December, being the sixth monthly paymentCS4/9

Letter from Lord Charles Cavendish to William Cavendish, 4th Duke of DevonshireCS4/10

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/11

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/12

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/13

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/14

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/15

Copy of minutes of a conversation with Mr. Mitchell concerning diplomatic negotiations with Prussia written by Robert Darcy, 4th Earl of HoldernessCS4/16

Letter from Sir Anthony Thomas Abdy to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/17

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/18

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/19

Letter from Katherine Cavendish, (née Hoskins) Duchess of Devonshire to William Cavendish, 4th Duke of DevonshireCS4/20

Letter from Katherine Cavendish, (née Hoskins) Duchess of Devonshire to William Cavendish, 4th Duke of DevonshireCS4/21

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/22

Receipt to William Cavendish, 4th Duke of DevonshireCS4/23

Letter from Welbore Ellis, 1st Baron Mendip to William Cavendish, 4th Duke of DevonshireCS4/24

Letter from Richard Newcome, Bishop of Landaff, to William Cavendish, 4th Duke of DevonshireCS4/25

Letter from Sir Anthony Thomas Abdy to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/26

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/27

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/28

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/29

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/30

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/31

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/32

Letter from Thomas Cheyney, Dean of Winchester to William Cavendish, 4th Duke of DevonshireCS4/33

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/34

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/35

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/36

Letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/37

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/38

Letter from Horatio Walpole to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/39

Printed song titled: "A Merry Song on a sad Occasion: Addressed to all the true Friends of Ireland"CS4/39.1

Copy of the address from His Majesty the King and address from the House and the Vote of CreditCS4/39.2

Letter from Richard Grenville-Temple, 2nd Earl Temple's protest against the King and House's address concerning war fundsCS4/39.3

Letter from Katherine Cavendish (née Hoskins) Duchess of Devonshire to William Cavendish, 4th Duke of DevonshireCS4/40

Letter from William Cavendish, 4th Duke of Devonshire to Benjamin Hoadley, Bishop of WinchesterCS4/41

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/42

Letter from James West to William Cavendish, 4th Duke of DevonshireCS4/43

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/44

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/45

Letter from Sir Henry Bedingfield to William Cavendish, 4th Duke of DevonshireCS4/46

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/47

Copy letter from Joseph Yorke to Henry FoxCS4/48

Copy letter from Antoine-Louis, comte de Jouy to Henry FoxCS4/49

Letter from Antoine-Louis Rouillé on behalf of the King of France to the King and the British GovernmentCS4/50

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/51

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/52

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/53

Minutes of the Council meeting at the Royal Highness the Duke's apartmentCS4/54

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/55

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/56

Copy letter from Henry Fox to Antoine Louis RouilléCS4/57

Copy of the minute of CouncilCS4/58

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/59

Copy of the cabinet minute of the "Convention [of Westminster]" treaty between the Kings of England and PrussiaCS4/60

Copy of the Prussian treaty "article secret et separé" between the Kings of Britain and PrussiaCS4/61

Copy of the Prussian treaty "Declaration" with BritainCS4/62

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/63

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/64

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to George Stone, Archbishop of Armagh, Primate of IrelandCS4/65

Letter from W. Murray to William Cavendish, 4th Duke of DevonshireCS4/66

A list of servants' mourning liveries given at the castle of Dublin by the Duke of DevonshireCS4/67

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/68

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/69

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/70

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/71

Letter from Wills Hill, 1st Earl of Hillsborough to William Cavendish, 4th Duke of DevonshireCS4/72

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/73

Letter from "C.G" to William Cavendish, 4th Duke of DevonshireCS4/74

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/75

Copy letters between James Collins, Mr Arundell, Mr Bainbridge and Sir Anthony AbdyCS4/76

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/77

Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/78

Letter from Henry Dawnay to William Cavendish, 4th Duke of DevonshireCS4/79

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/80

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/81

Letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/82

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/83

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/84

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/85

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/86

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/87

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/88

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/89

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/90

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/91

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/92

Letter to William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/93

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/94

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/95

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/96

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/97

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/98

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/99

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/100

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/101

Photocopy of a letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/102

Letter from Wills Hill, 1st Earl of Hillsborough to William Cavendish, 4th Duke of DevonshireCS4/103

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/104

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/105

Letter from Henry Fox toWilliam Cavendish, 4th Duke of DevonshireCS4/106

Letter from Henry Fox toWilliam Cavendish, 4th Duke of DevonshireCS4/107

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/108

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/109

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/110

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/111

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/112

Letter from Fr Jodrell to William Cavendish, 4th Duke of DevonshireCS4/113

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/114

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/115

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/116

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/117

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/118

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/119

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/120

Letter from Richard Arundell to William Cavendish, 4th Duke of DevonshireCS4/121

Copy letter from Filius Gallica to Gaston-Pierre-Charles de Lévis-Lomagne, duc de MirepoixCS4/122

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/123

Order in Council concerning the embargo on shipsCS4/124

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/125

Letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/126

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/127

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/128

Letter from [James] West to Mr Baker and Mr KilbyCS4/129

Copy letter from [William] Baker, [Christopher] Kilby and Richard Baker to James WestCS4/130

Memoranda concerning the provisioning of English troops in North AmericaCS4/131

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/132

Letter from Thomas Cheyney to William Cavendish, 4th Duke of DevonshireCS4/133

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/134

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/135

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/136

Report of condition of His Majesty's ships and the number of seaman aboard the shipsCS4/136.1

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/137

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/138

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/139

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/140

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/141

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/142

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/143

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/144

Letter from Thomas Pelham-Holles, Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/145

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/146

Letter [from Henry Fox] to William Cavendish, 4th Duke of DevonshireCS4/147

Letter [from Henry Fox] to William Cavendish, 4th Duke of DevonshireCS4/148

Letter from Lawton and Carleton to Sir Henry CavendishCS4/149

Letter from Filius Gallica to Gaston-Pierre-Charles de Lévis-Lomagne, duc de MirepoixCS4/150

Copy letter from Filius Gallica to Gaston-Pierre-Charles de Lévis-Lomagne, duc de MirepoixCS4/151

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/152

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/153

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/154

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/155

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/156

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/157

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/158

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/159

Letter from Henry Vane, 1st Earl of Darlington to William Cavendish, 4th Duke of DevonshireCS4/160

Estimate of the cost of Provisions and Stores to be provided by Messrs Levingston and MorrisCS4/161

Prices of Provisions in PhiladelphiaCS4/162

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/163

Copy letter from Luis de Hatzel to Maister Joseph MüllerCS4/164

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/165

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/166

Letter from Robert Jocelyn, 1st Viscount Jocelyn to William Cavendish, 4th Duke of DevonshireCS4/167

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/168

Letter from Major Charles Duterne to Horatio WalpoleCS4/169

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/170

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/171

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/172

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/172.1

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/173

Letter from [Colonel] John Arabin [to Lord Frederick Cavendish]CS4/174

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/175

Letter and enclosure from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/176

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/177

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/178

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/179

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/180

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/181

Letter from Thomas Villiers to William Ponsonby, Viscount DuncannonCS4/182

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/183

Letter from John Carteret, 2nd Earl Granville to William Cavendish, 4th Duke of DevonshireCS4/184

Letter from Henry Boyle, Earl of Shannon to William Cavendish, 4th Duke of DevonshireCS4/185

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/186

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/187

Minute of the Privy Council meetingCS4/188

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/189

Letter from John Boyle, 5th Earl of Orrery and Cork and Margaret Boyle (née Hamilton) Countess of Orrey and Cork to William Cavendish, 4th Duke of DevonshireCS4/190

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/191

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/192

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/193

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/194

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/195

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/196

Letter from John Boyle, 5th Earl of Orrery and Cork to William Cavendish, 4th Duke of DevonshireCS4/197

Letter from Henry Boyle, 1st Earl of Shannon to William Cavendish, 4th Duke of DevonshireCS4/198

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/199

Letter from William Cavendish, 4th Duke of Devonshire to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/200

Letter from Katherine Cavendish (née Hoskins), Duchess of Devonshire to William Cavendish, 4th Duke of DevonshireCS4/201

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/202

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/203

Letter from Katherine Cavendish (née Hoskins), Duchess of Devonshire to William Cavendish, 4th Duke of DevonshireCS4/204

Letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/205

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/206

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/207

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/208

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/209

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/210

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/211

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/212

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/213

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/214

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/215

Letters from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/216

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/217

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/218

Letter from Lord George Augustus Cavendish to William Cavendish, 4th Duke of DevonshireCS4/219

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/220

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/221

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/222

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/223

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/224

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/225

Letter from James Hamilton, 8th Earl of Abercorn to William Cavendish, 4th Duke of DevonshireCS4/226

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/227

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/228

Letter from William Cavendish, 4th Duke of Devonshire [to James Hamilton, 8th Earl of Abercorn]CS4/229

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/230

Letter from James Hamilton, 8th Earl of Abercorn to William Cavendish, 4th Duke of DevonshireCS4/231

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/232

Letter from [Colonel William] Congreve to William Cavendish, 4th Duke of DevonshireCS4/233

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/234

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/235

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/236

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/237

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/238

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/239

Fragment of a letter from [Mr Stanhope to William Cavendish, 4th Duke of Devonshire]CS4/240

Letter from John Leslie, 10th Earl of Rothes to William Cavendish, 4th Duke of DevonshireCS4/241

Account of capture of French ship at WaterfordCS4/242

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/243

Letter from William Ponsonby, Viscount Duncannon, to William Cavendish, 4th Duke of DevonshireCS4/244

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/245

Letter from Arthur Smyth, Bishop of Down and Connor to William Cavendish, 4th Duke of DevonshireCS4/246

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/247

Letter from Joseph Leeson, Baron Russborough to William Ponsonby, Viscount DuncannonCS4/248

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/249

Letter from Daniel Finch, 7th Earl of Winchilsea to Katherine Cavendish (née Hoskins), Duchess of DevonshireCS4/250

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/251

Letter from Ellis Bermingham, Lady Athenry to William Cavendish, 4th Duke of DevonshireCS4/252

Letter from Thomas Waite [to Henry Seymour-Conway]CS4/253

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/254

Letter from Roger Handasyd to William Cavendish, 4th Duke of DevonshireCS4/255

Letter from William Congreve to William Cavendish, 4th Duke of DevonshireCS4/256

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/257

Letter from William Cavendish, 4th Duke of Devonshire [to Lord Frederick Cavendish]CS4/258

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/259

Letter [from Anne Coventry (née Master), Countess of Coventry] to William Cavendish, 4th Duke of DevonshireCS4/260

Letter from Robert Jocelyn, 1st Viscount Jocelyn to William Cavendish, 4th Duke of DevonshireCS4/261

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/262

Letter from Arthur Rochfort to William Cavendish, 4th Duke of DevonshireCS4/263

Letter from W. Bristow to William Cavendish, 4th Duke of DevonshireCS4/264

Letter from George Stone, Archbishop of Armagh to William Cavendish, 4th Duke of DevonshireCS4/265

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/266

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/267

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/268

Letter from John Leslie, 10th Earl of Rothes to William Cavendish, 4th Duke of DevonshireCS4/269

Copy letters from William Cavendish, 4th Duke of Devonshire to Henry de Burgh, Lord Dunkellin and Robert Rochfort, Baron BelfieldCS4/270

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/271

Letter Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/272

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/273

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/274

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/275

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/276

Letter from George Stone, Archbishop of Armagh to William Cavendish, 4th Duke of DevonshireCS4/277

Copy letter from Nathaniel Clements [to Henry Seymour-Conway]CS4/278

Letter from Arthur Rochfort to William Cavendish, 4th Duke of DevonshireCS4/279

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/280

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/281

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/282

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/283

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/284

Copy letter from Henry Seymour-Conway to Mr G NapierCS4/285

Copy letter from William Cavendish, 4th Duke of Devonshire to Lords Justices of IrelandCS4/286

Draft letter from William Cavendish, 4th Duke of Devonshire [to Arthur Rochfort]CS4/287

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/288

Copy letter from Robert, Viscount Jocelyn and James FitzGerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/289

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/290

Letter from William Ponsonby, 1st Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/291

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/292

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/293

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/294

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/295

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/296

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/297

Letter Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/298

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/299

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/300

Letter from Robert, Viscount Jocelyn, to William Cavendish, 4th Duke of DevonshireCS4/301

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/302

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/303

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/304

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/305

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/306

Letter from Ben Burton to John PonsonbyCS4/307

Letter [from Thomas Edwards] to William Cavendish, 4th Duke of DevonshireCS4/308

Letter from Sir Nathaniel Curzon to William Cavendish, 4th Duke of DevonshireCS4/309

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/310

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/311

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/312

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/313

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/314

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/315

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/316

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/316.1

Letter from James Fitzgerald, 20th Earl of Kildare, to William Cavendish, 4th Duke of DevonshireCS4/317

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/318

Letter from Thomas Fletcher, Bishop of Kildare to William Cavendish, 4th Duke of DevonshireCS4/319

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/320

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/321

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/322

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/323

Letter from John Leslie 10th Earl of Rothes to William Cavendish, 4th Duke of DevonshireCS4/324

Letter from George Stone, Archbishop of Armagh to William Cavendish, 4th Duke of DevonshireCS4/325

Letter from Reverend L Brodrick to William Cavendish, 4th Duke of DevonshireCS4/326

Letter from Robert, 1st Viscount Jocelyn to William Cavendish, 4th Duke of DevonshireCS4/327

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/328

Minutes of Council meeting concerning North America and the General and Commander-in-Chief etc.CS4/329

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/330

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/331

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/332

Letter from Robert, 1st Viscount Jocelyn to William Cavendish, 4th Duke of DevonshireCS4/333

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/334

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/335

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/336

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/337

Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/338

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/339

Letter from Sir Robert Wilmot to Mr Secretary ShelvockeCS4/340

Letter from Dr Messenger Monsey to William Cavendish, 4th Duke of DevonshireCS4/341

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/342

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/343

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/344

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/345

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/346

Letter from George Venables-Vernon to William Cavendish, 4th Duke of DevonshireCS4/347

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/348

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/349

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/350

Letter from John Cole to William Cavendish, 4th Duke of DevonshireCS4/351

Letter from Alexander MacDonnell, 5th Earl of Antrim to William Cavendish, 4th Duke of DevonshireCS4/352

Letter from Arthur Smyth, Bishop of Down and Connor to William Cavendish, 4th Duke of DevonshireCS4/353

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/354

Letter from William Evans to William Cavendish, 4th Duke of DevonshireCS4/355

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/356

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/357

Letter from John Campbell, 4th Earl of Loudoun to Duke of NewcastleCS4/358

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/359

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/360

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/361

Letter from Robert, 1st Viscount Jocelyn to William Cavendish, 4th Duke of DevonshireCS4/362

Letter from Horatio Walpole to William Cavendish, 4th Duke of DevonshireCS4/363

Letter from James Hamilton, 1st Viscount of the City of Limerick to William Cavendish, 4th Duke of DevonshireCS4/364

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/365

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/366

Copy letter from Henry Fox to the King, George IICS4/367

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/368

Letter from George Anson to William Cavendish, 4th Duke of DevonshireCS4/369

Copy letter from David Murray, 7th Viscount of Stormont to Robert Darcy, 4th Earl of HoldernessCS4/370

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/371

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/372

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/373

Copy letter from Henry Fox to Philip Yorke, 1st Earl of Hardwicke, Lord ChancellorCS4/374

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/375

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/376

Letter from William Cavendish, 4th Duke of Devonshire to Henry FoxCS4/377

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/378

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/379

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/380

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/381

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/382

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/383

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/384

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/385

Letter from R Potenger to William Cavendish, 4th Duke of DevonshireCS4/386

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/387

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/388

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/389

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/390

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/391

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/392

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/393

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/394

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/395

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/396

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/397

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/398

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/399

List of proposed ministers for Government, by Henry FoxCS4/400

List of proposed ministers for GovernmentCS4/401

Letter from Sir Robert Deane to William Cavendish, 4th Duke of DevonshireCS4/402

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/403

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/404

Memorandum of proposed Administration, submitted to the King by John Carteret, 2nd Earl GranvilleCS4/405

Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/406

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/407

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/408

Letter from Philip Tisdall to William Cavendish, 4th Duke of DevonshireCS4/409

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/410

Letter from Thomas Carter to William Cavendish, 4th Duke of DevonshireCS4/411

Letter from Thomas Carter to William Cavendish, 4th Duke of DevonshireCS4/412

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/413

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/414

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/415

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/416

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/417

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/418

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/419

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/420

Letter from Richard Edgecumbe to William Cavendish, 4th Duke of DevonshireCS4/421

Letter from Reverend L Brodrick to William Cavendish, 4th Duke of DevonshireCS4/422

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/423

Letter from Heneage Legge to Henry Bilson LeggeCS4/424

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/425

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/426

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/427

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/428

Letter from W. Bristow to William Cavendish, 4th Duke of DevonshireCS4/429

Letter from Richard Arundell to William Cavendish, 4th Duke of DevonshireCS4/430

Letter from Rev. Fra. Wilson to Sir Henry CavendishCS4/431

Copy letters from [Sir Andrew] Mitchell to Robert Darcy, 4th Earl of HoldernessCS4/432

Copy letter from William Cavendish, 4th Duke of Devonshire to John Russell, 4th Duke of BedfordCS4/433

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/434

Letter from Lady Mary Coke to William Cavendish, 4th Duke of DevonshireCS4/435

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/436

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/437

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/438

Letter from Thomas Villiers, Baron Hyde to William Cavendish, 4th Duke of DevonshireCS4/439

Letter from John Fane, 7th Earl of Westmorland to William Cavendish, 4th Duke of DevonshireCS4/440

Letter from George Booth, 2nd Earl of Warrington to William Cavendish, 4th Duke of DevonshireCS4/441

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/442

Letter from Arthur Smyth, Bishop of Down and Connor to William Cavendish, 4th Duke of DevonshireCS4/443

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/444

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/445

Letter from Joseph Yorke to William Cavendish, 4th Duke of DevonshireCS4/446

Letter from William Pulteney, 1st Earl of Bath to William Cavendish, 4th Duke of DevonshireCS4/447

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/448

Letter from Henry Conyngham, 1st Baron to William Cavendish, 4th Duke of DevonshireCS4/449

Letter from Bell Boyle to William Cavendish, 4th Duke of DevonshireCS4/450

Letter from William Cavendish, 4th Duke of Devonshire to Lords Justices of IrelandCS4/451

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/452

Letter from John Manners, 3rd Duke of Rutland to William Cavendish, 4th Duke of DevonshireCS4/453

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/454

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/455

Letter from Sir George Oxenden to William Cavendish, 4th Duke of DevonshireCS4/456

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/457

Letter from William Wentworth, 2nd Earl of Strafford, to William Cavendish 4th Duke of DevonshireCS4/458

Letter from Thomas Herring, Archbishop of Canterbury to William Cavendish, 4th Duke of DevonshireCS4/460

Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/461

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/462

Letter from Henry Conyngham to William Cavendish, 4th Duke of DevonshireCS4/463

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/464

Letter from Thomas Herring, Archbishop of Canterbury to William Cavendish, 4th Duke of DevonshireCS4/465

Letter from Griffith Davies, Mayor of Harwich to William Cavendish, 4th Duke of DevonshireCS4/466

Memorandum on Stockbridge written by Henry FoxCS4/467

Letter from Richard Grenville, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/468

Letter from John Gore to William Cavendish, 4th Duke of DevonshireCS4/469

Letter from John Hope, 2nd Earl of Hopetoun to William Cavendish, 4th Duke of DevonshireCS4/470

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/471

Letter from James Fitzgerald, 20th Earl of Kildare and Brabazon Ponsonby, 1st Earl of Bessborough, Lords Justices of Ireland to William Cavendish, 4th Duke of DevonshireCS4/472

Copy letter from William Cavendish, 4th Duke of Devonshire to Henry FoxCS4/473

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/474

Letter from unidentified sender to Mr Anthony CoghlanCS4/475

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/476

Letter from Carteret Leathes to Thomas Coke, 1st Earl of LeicesterCS4/477

Letter from Edward Digby, 6th Baron to William Cavendish, 4th Duke of DevonshireCS4/478

Letter from W. Bristow to William Cavendish, 4th Duke of DevonshireCS4/479

A list of Popish and disaffected persons now in LondonCS4/480

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/481

Letter from Sir George Oxenden to William Cavendish, 4th Duke of DevonshireCS4/482

Copy letter from William Cavendish, 4th Duke of Devonshire to Lords Chief Justice of IrelandCS4/483

James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/484

Letter from Richard Malone to William Cavendish, 4th Duke of DevonshireCS4/485

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/486

Letter from Charles Lennox, 3rd Duke of Richmond, Lennox and Aubigny to William Cavendish, 4th Duke of DevonshireCS4/487

Letter from John Garnett, Bishop of Ferns to William Cavendish, 4th Duke of DevonshireCS4/488

Letter from [Francis] Mannock to William Cavendish, 4th Duke of DevonshireCS4/489

Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/490

Copy letter extract from unidentified sender to Mary, Lady Hervey (née Lepell)CS4/491

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/492

Copy letter from James Clements to Thomas Coke, 1st Earl of LeicesterCS4/493

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/494

Letter from Samuel Burn and the Justices of Berwick to William PittCS4/495

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/496

Letter from Thomas Herring, Archbishop of Canterbury to William Cavendish, 4th Duke of DevonshireCS4/497

Letter from Anthony Todd to Robert Darcy, 4th Earl of HoldernesseCS4/498

Memorandum on the King's offer of his library to the British MuseumCS4/499

An account of proceedings before the [Privy] Council relating to the Corn trade 1693-1741CS4/500

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/501

Draft letter [from Lord John Cavendish] to unknown recipientCS4/501.1

Letter from an anonymous author to William Cavendish, 4th Duke of DevonshireCS4/502

Letter from Zachary Pearce, Bishop of Rochester to William Cavendish, 4th Duke of DevonshireCS4/503

Memorandum on the right of opening the Royal Vault in Henry VIII's Chapel. See 503. [549.1]CS4/504

Letter from Thomas Nugent, 6th Earl of Westmeath to William Cavendish, 4th Duke of DevonshireCS4/505

Letter from Joseph Harris, Assay Master of the Mint to William Cavendish, 4th Duke of DevonshireCS4/506

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/507

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/508

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/509

Letter from John Lysaght to William Cavendish, 4th Duke of DevonshireCS4/510

Copy letter from Sir Benjamin Keene, Ambassador in Madrid to William PittCS4/511

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/512

Letter from Richard Grenville, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/513

Letter from John Garnett, Bishop of Ferns to William Cavendish, 4th Duke of DevonshireCS4/514

Letter from Harriet Lane ([née Benson]) to William Cavendish, 4th Duke of DevonshireCS4/515

Letter from Harriet Lane ([née Benson]) to William Cavendish, 4th Duke of DevonshireCS4/516

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/517

Copy of minutes of council meetingCS4/518

Letter from [William Guthrie] to William Cavendish, 4th Duke of DevonshireCS4/519

Letter from Sir Edward Walpole to William Cavendish, 4th Duke of DevonshireCS4/520

Copy letter extract from Richard Wall y Devereux to D'Abreu, Spanish AmbassadorCS4/521

Report of the Court assembed on the St George in Portsmouth for the court-martialling of John ByngCS4/522

Copy of the statement by President and Members of the Court Martial on the trial of Admiral John ByngCS4/523

Letter from Prince William Augustus, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/524

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/525

Copy of the petition presented by George, Viscount Torrington to mitigate the severity of John Byng's sentenceCS4/526

Draft of the King's message on the subject of the trial of John ByngCS4/527

Draft of the King's message on the subject of the trial of John ByngCS4/528

Draft letter from William Cavendish, 4th Duke of Devonshire to Richard Wall y DevereuxCS4/529

Letter from Brabazon Ponsonby, 1st Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/530

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/531

Letter from Richard Wall y Devereux to William Cavendish, 4th Duke of DevonshireCS4/532

Letter from Lady Frances, Marchioness of Granby (née Seymour) to William Cavendish, 4th Duke of DevonshireCS4/533

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/534

Letter from Francis Greville, 1st Earl Brooke to William Cavendish, 4th Duke of DevonshireCS4/535

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/536

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/537

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/538

Intelligence report from the Court of VersaillesCS4/539

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/540

Letter from Mrs J Osborn [Admiral Byng's sister] to William Cavendish, 4th Duke of DevonshireCS4/541

Letter from Henry Boyle, 1st Earl of Shannon to William Cavendish, 4th Duke of DevonshireCS4/542

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/543

Letter from unknown sender to the King concerning John ByngCS4/544

Letter [from Frances Lumley-Saunderson (née Hamilton), Countess of Scarborough] to William Cavendish, 4th Duke of DevonshireCS4/545

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/546

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/547

Royal Warrant from the King to William Cavendish, 4th Duke of DevonshireCS4/548

Letter from Thomas Sherlock, Bishop of London to William Cavendish, 4th Duke of DevonshireCS4/549

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/550

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/551

Letter from James Maitland, 7th Earl of Lauderdale to William Cavendish, 4th Duke of DevonshireCS4/552

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/553

Letter from [Richard] Boyle to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/554

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/555

Letter from Robert Montagu, 3rd Duke of Manchester to William Cavendish, 4th Duke of DevonshireCS4/556

Letter from Admiral Thomas Smith to William Cavendish, 4th Duke of DevonshireCS4/557

Letter from an unknown author to William Cavendish, 4th Duke of DevonshireCS4/558

Letter from William Augustus, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/559

Letter from William Cavendish, 4th Duke of Devonshire to Henry Boyle, Earl of ShannonCS4/560

Estimate of charges of Hanover troops in pay of Great Britain during their marches in GermanyCS4/561

Letter from unkown author to unkown recipientCS4/562

Letter from [Richard] Boyle to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/563

Letter from Matthew Hutton, Archbishop of York to William Cavendish, 4th Duke of DevonshireCS4/564

Letter from John Montagu, 4th Earl of Sandwich, to William Cavendish, 4th Duke of DevonshireCS4/565

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/566

Letter from [Richard] Boyle to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/567

Letter from George Cooke to William Cavendish, 4th Duke of DevonshireCS4/568

Letter from Robert Lamb to William Cavendish, 4th Duke of DevonshireCS4/569

Letter from Richard Terrick to William Cavendish, 4th Duke of DevonshireCS4/570

Letter from Charles Schaw Cathcart, 9th Lord Cathcart to William Cavendish, 4th Duke of DevonshireCS4/571

Letter from [William Guthrie] to William Cavendish, 4th Duke of DevonshireCS4/572

Letter from John Proby, 1st Baron Carysfort to William Cavendish, 4th Duke of DevonshireCS4/573

Letter from William Cavendish, 4th Duke of Devonshire to George, Prince of WalesCS4/574

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/575

Letter from [William Guthrie] to William Cavendish, 4th Duke of DevonshireCS4/576

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/577

Copy letter from Robert Darcy, 4th Earl of Holderness to Prince William, Duke of CumberlandCS4/578

Letter from R Boyle to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/579

Letter from J Smith to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/580

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/581

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/582

Memorandum from Sampson Gideon to "Mr D"CS4/583

Memorandum on the financial actions and endeavours of the financier, Sampson Gideon from 1742-1756CS4/584

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/585

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/586

Letter from Henry Conyngham to William Cavendish, 4th Duke of DevonshireCS4/587

Letter from Martins Stone and Blackwell to William Cavendish, 4th Duke of DevonshireCS4/588

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/589

List of subscribers to the Treasury financing schemeCS4/590

A list of subscribers to the Treasury scheme "in a loan for the service of the Government to be raised in Annuities...." answerable to Joseph SalvadorCS4/591

Letter from Robert Snow and co. to William Cavendish, 4th Duke of DevonshireCS4/592

Letter from J Gordon to William Cavendish, 4th Duke of DevonshireCS4/593

Letter from Edward Digby, 6th Baron Digby to William Cavendish, 4th Duke of DevonshireCS4/594

Letter from William Belchier to William Cavendish, 4th Duke of DevonshireCS4/595

Letter from C Hawkins to William Cavendish, 4th Duke of DevonshireCS4/596

Letter from William Baker to William Cavendish, 4th Duke of DevonshireCS4/597

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/598

Letter from William Baker to William Cavendish, 4th Duke of DevonshireCS4/599

Letter from M John Edwards to William Cavendish, 4th Duke of DevonshireCS4/600

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/601

Letter from unidentified sender to William Cavendish, 4th Duke of DevonshireCS4/602

Letter from Sir Joshua Vanneck to William Cavendish, 4th Duke of DevonshireCS4/603

Letter from Joseph Salvador to William Cavendish, 4th Duke of DevonshireCS4/604

Letter from Edward Lloyd to William Cavendish, 4th Duke of DevonshireCS4/605

Letter from John Payne to William Cavendish, 4th Duke of DevonshireCS4/606

Letter from John Hyde to William Cavendish, 4th Duke of DevonshireCS4/607

Letter from Thomas Drury to William Cavendish, 4th Duke of DevonshireCS4/608

Letter from unidentified author [to Sampson Gideon]CS4/609

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/610

Letter from William Manners to William Cavendish, 4th Duke of DevonshireCS4/611

Memorandum on the Treasury loan schemeCS4/612

Proposals for the Treasury loan scheme [by Sampson Gideon]CS4/613

Letter from Samuel Gideon to William Cavendish, 4th Duke of DevonshireCS4/614

Memorandum on the two different terms that could be offered to investors in the Treasury loan schemeCS4/615

List of subsequent applicants to the Treasury loan schemeCS4/616

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/617

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/618

Memorandum on the Treasury loan scheme and subscriptions schemes in 1695CS4/619

Memorandum on the inception of the Treasury loan schemeCS4/620

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/621

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/622

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/623

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/624

Letter from Edward Wortley Montagu Jnr to William Cavendish, 4th Duke of DevonshireCS4/625

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/626

Letter from John Manners, Marquess of Granby to William Cavendish, 4th Duke of DevonshireCS4/627

Letter from A Edmonstone to William Cavendish, 4th Duke of DevonshireCS4/628

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/629

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/630

Enclosed list of MPs by Henry FoxCS4/631

Letter from John Montagu, 4th Earl of Sandwich to William Cavendish, 4th Duke of DevonshireCS4/632

Letter from R Boyle to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/633

Copy of an extract of R Boyle's letter and verses of the Bible book of MaccabeesCS4/634

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/635

Letter from Sir John Willes to William Cavendish, 4th Duke of DevonshireCS4/636

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/637

Letter from Augustus Henry FitzRoy, Earl of Euston to William Cavendish, 4th Duke of DevonshireCS4/638

Draft letter from William Cavendish, 4th Duke of Devonshire [to Augustus FitzRoy, Earl of Euston]CS4/638.1

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/639

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/640

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/641

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/642

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/643

Draft letter [from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of Newcastle]CS4/643.1

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/644

An account of the Battle of PragueCS4/645

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/646

Letter from Felton Hervey to William Cavendish, 4th Duke of DevonshireCS4/647

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/648

Letter from William Cavendish, 4th Duke of Devonshire [to Lord Frederick Cavendish]CS4/649

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/650

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/651

Letter from Sir Francis Haskins Eyles-Stiles, 3rd Baronet to William Cavendish, 4th Duke of DevonshireCS4/652

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/653

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/654

Letter from Margaretta Davers (née Green) to William Cavendish, 4th Duke of DevonshireCS4/655

Letter from Sir Anthony Thomas Abdy to Dorothy Boyle (née Savile) Countess of BurlingtonCS4/656

Certificate of the swearing in of William Cavendish, 4th Duke of Devonshire as Lord ChamberlainCS4/657

Letter from the Commissioners for Prisoners to William Cavendish, 4th Duke of DevonshireCS4/658

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/659

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/660

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/661

Letter from Felton Hervey to William Cavendish, 4th Duke of DevonshireCS4/662

Letter from Arthur Holdsworth to William Cavendish, 4th Duke of DevonshireCS4/663

Letter from Arthur Rochfort to William Cavendish, 4th Duke of DevonshireCS4/664

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/665

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/666

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/667

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/668

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/669

Letter from Arthur Rochfort to William Cavendish, 4th Duke of DevonshireCS4/670

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/671

Copy letter from William Cavendish, 4th Duke of Devonshire [to Prince William, Duke of Cumberland]CS4/672

Letter from William Cavendish, 4th Duke of Devonshire [to Prince William, Duke of Cumberland]CS4/673

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/674

Letter from John Manners, 3rd Duke of Rutland [to Thomas Pelham-Holles, 1st Duke of Newcastle]CS4/675

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/676

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/677

Letter from Thomas Villiers, Baron Hyde to William Cavendish, 4th Duke of DevonshireCS4/678

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/679

Letter [from William Guthrie] to William Cavendish, 4th Duke of DevonshireCS4/680

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/681

Memorandum on the formation of a new Government AdministrationCS4/682

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/683

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/683.1

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/684

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/685

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/686

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/687

Copy letters from William Cavendish, 4th Duke of Devonshire to the King and Thomas Pelham-Holles, 1st Duke of NewcastleCS4/688

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/689

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/690

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/691

Letter from James Ralph to William Cavendish, 4th Duke of DevonshireCS4/692

Letter from Amelie Sophie von Wallmoden (née von Wendt), Countess of Yarmouth to William Cavendish, 4th Duke of DevonshireCS4/693

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/694

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/695

Letter from Lord Boyle to William Cavendish, 4th Duke of DevonshireCS4/696

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/697

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/698

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/699

Note relating to politiciansCS4/700

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/701

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/702

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/703

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/704

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/705

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/706

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/707

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/708

Copy letter from William Cavendish, 4th Duke of Devonshire to James Smith-Stanley, Lord StrangeCS4/709

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/710

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/710.1

Note of names for consideration for a new Government AdministrationCS4/711

Letter from Stephen Fox-Strangways, 1st Earl of Ilchester to William Cavendish, 4th Duke of DevonshireCS4/712

Letter from William Cavendish, 4th Duke of Devonshire [to Thomas Pelham-Holles, 1st Duke of Newcastle]CS4/713

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/714

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/715

Letter from William Murray, 1st Earl of Mansfield to William Cavendish, 4th Duke of DevonshireCS4/716

Letter from William Cavendish, 4th Duke of Devonshire to Sir Robert HenleyCS4/717

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/718

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/719

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/720

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/721

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/722

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/723

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/724

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/725

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/726

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/727

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/728

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/729

List of names for the new Government AdministrationCS4/730

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/731

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/732

Copy letter from William Cavendish, 4th Duke of Devonshire to William Murray, 1st Earl of MansfieldCS4/733

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/734

Letter from William Murray, 1st Earl of Mansfield to William Cavendish, 4th Duke of DevonshireCS4/735

Letter from Charles Lennox, 3rd Duke of Richmond to William Cavendish, 4th Duke of DevonshireCS4/736

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/737

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/738

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/739

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/740

Copy letter from William Cavendish, 4th Duke of Devonshire to Lord StrangeCS4/741

Copy letter from William Cavendish, 4th Duke of Devonshire to Charles TownshendCS4/742

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/743

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/744

Letter from Anthony Coghlan to Sir Robert WilmotCS4/745

Letter from William Wildman Barrington-Shute, Viscount Barrington to William Cavendish, 4th Duke of DevonshireCS4/746

Letter from George, 3rd Earl of Cholmondley to William Cavendish, 4th Duke of DevonshireCS4/747

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/748

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/749

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/750

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/751

Letter from Robert Darcy, 4th Earl of Holdernesse to William Cavendish, 4th Duke of DevonshireCS4/752

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/752.1

Letter from Charles, Lord Boyle to William Cavendish, 4th Duke of DevonshireCS4/753

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/754

Letter from James Smith-Stanley, Lord Strange to William Cavendish, 4th Duke of DevonshireCS4/755

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/756

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/757

Letter from Richard Howe to William Cavendish, 4th Duke of DevonshireCS4/757.1

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/758

Letter from William Murray, 1st Earl of Mansfield to William Cavendish, 4th Duke of DevonshireCS4/759

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/760

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/761

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/762

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/763

Letter from Henry Pleydell Dawnay, 3rd Viscount Downe to William Cavendish, 4th Duke of DevonshireCS4/764

Letter from John Caleraft to William Cavendish, 4th Duke of DevonshireCS4/765

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/766

Letter from Richard Rigby to William Cavendish, 4th Duke of DevonshireCS4/767

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/768

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/769

Letter from Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/770

Letter from Samuel Sandys, 1st Baron Sandys of Ombersley to William Cavendish, 4th Duke of DevonshireCS4/771

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/772

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/773

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/774

Letter from Sir William Osborne, 8th baronet to William Cavendish, 4th Duke of DevonshireCS4/775

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/776

Letter from James Waldegrave, 2nd Earl Waldegrave to William Cavendish, 4th Duke of DevonshireCS4/777

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/778

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/779

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/780

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/781

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/782

Letter from William Cavendish, 4th Duke of Devonshire to Henry Seymour-ConwayCS4/783

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/784

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/785

Letter [from Lord Frederick Cavendish] to William Cavendish, 4th Duke of DevonshireCS4/786

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/787

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/788

Letter from Mary Jenny Molesworth (née Usher) Viscountess Molesworth to William Cavendish, 4th Duke of DevonshireCS4/789

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/790

Memorandum on court proceedings by William Cavendish, 4th Duke of DevonshireCS4/791

Letter from George Venables-Vernon, 1st Baron Vernon to William Cavendish, 4th Duke of DevonshireCS4/792

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/793

Copy letter from Sampson Gideon to William Cavendish, 4th Duke of DevonshireCS4/794

Letter from John Campbell, 4th Earl of Loudon to William Cavendish, 4th Duke of DevonshireCS4/795

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/796

Letter from Charles Lennox, 3rd Duke of Richmond to William Cavendish, 4th Duke of DevonshireCS4/797

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/797.1

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/798

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/798.1

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/799

Letter from John Carteret, Earl Granville to William Cavendish, 4th Duke of DevonshireCS4/800

Minute from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/801

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/802

Letter from Richard Rigby to William Cavendish, 4th Duke of DevonshireCS4/803

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/804

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/805

Letter from Thomas Hay, Viscount Dupplin to William Cavendish, 4th Duke of DevonshireCS4/806

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/807

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/808

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/809

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/810

Note of the intentions of the gathered group of "rioters" at ChatsworthCS4/811

Letter from Caroline Campbell, Dowager Countess of Ailesbury to William Cavendish, 4th Duke of DevonshireCS4/812

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/813

Letter from William Cavendish, 4th Duke of Devonshire to Lord Frederick CavendishCS4/813.1

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/814

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/814.1

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/815

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/816

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/817

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/818

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/819

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/820

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/821

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/822

Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/823

Letter from John Manners, 3rd Duke of Rutland to William Cavendish, 4th Duke of DevonshireCS4/824

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/825

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/826

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/827

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/828

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/829

Letter from [Richard] Nugent to William Cavendish, 4th Duke of DevonshireCS4/830

Letter from Dorothy Boyle (née Savile) Countess of Burlington to William Cavendish, 4th Duke of DevonshireCS4/831

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/832

Letter from Richard Arundell to William Cavendish, 4th Duke of DevonshireCS4/833

Letter from George Venables-Vernon to William Cavendish, 4th Duke of DevonshireCS4/834

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/835

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/836

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/837

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/838

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/839

Copy letter from William Cavendish, 4th Duke of Devonshire to Henry FoxCS4/840

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/841

Letter from Robert Henley to William Cavendish, 4th Duke of DevonshireCS4/842

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/843

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/844

Letter from Francis Seymour-Conway, 1st Earl of Hertford to William Cavendish, 4th Duke of DevonshireCS4/845

Letter from Sir Everard Fawkener to William Cavendish, 4th Duke of DevonshireCS4/846

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/847

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/848

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/849

Letter from [ Louis-François Grossin de Bouville] Comte de Bouville to William Cavendish, 4th Duke of DevonshireCS4/850

Letter from J Prendergast to William Cavendish, 4th Duke of DevonshireCS4/851

Letter from William Cavendish, 4th Duke of Devonshire to William PittCS4/852

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/853

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/854

Letter from John Cole to William Cavendish, 4th Duke of DevonshireCS4/855

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/856

Letter [from John Bowes] to William Cavendish, 4th Duke of DevonshireCS4/857

Letter from Thomas Robinson to William Cavendish, 4th Duke of DevonshireCS4/858

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/859

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/860

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/861

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/862

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/863

Letter from Richard Rigby to William Cavendish, 4th Duke of DevonshireCS4/864

Copy letters from William Cavendish, 4th Duke of Devonshire to John Bowes and to Mr [John] PonsonbyCS4/865

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/866

Copy letter from William Cavendish, 4th Duke of Devonshire to Richard RigbyCS4/867

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/868

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/869

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/870

Letter from Samuel Crompton to William Cavendish, 4th Duke of DevonshireCS4/871

Letter from Mary Watson-Wentworth (née Bright) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/872

Letter from Mary Watson-Wentworth (née Bright) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/873

Letter from Francis Seymor-Conway, 1st Earl of Hertford to William Cavendish, 4th Duke of DevonshireCS4/874

Letter from Nathaniel Clements to William Cavendish, 4th Duke of DevonshireCS4/875

Letter from Sir Joshua Vanneck to William Cavendish, 4th Duke of DevonshireCS4/876

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/877

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/878

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/879

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/880

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/881

Letter from James Fitzgerald, 20th Earl of Kildare to William Cavendish, 4th Duke of DevonshireCS4/882

Letter from Winman Cooke to William Cavendish, 4th Duke of DevonshireCS4/883

Letter from Henry Arthur Herbert, Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/884

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/885

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/886

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/887

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/888

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/889

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/890

Letter [from Sir John Mordaunt] to unknown recipientCS4/891

Copy of Sir George Howard's paper addressed to the Court of Enquiry into the Rochfort expeditionCS4/892

Memorandum on the dimensions of H.M.S. Princess AmeliaCS4/893

Letter from Mary Howard (née Blount), Duchess of Norfolk to William Cavendish, 4th Duke of DevonshireCS4/894

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/895

Letter from Charles Frederick to William Cavendish, 4th Duke of DevonshireCS4/896

Letter from Charles, Lord Boyle to William ConnerCS4/897

Letter from [ Louis-François Grossin de Bouville] Comte de Bouville to William Cavendish, 4th Duke of DevonshireCS4/898

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/899

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/900

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/901

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/902

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/903

Letter from Charles, Lord Boyle, to William Cavendish, 4th Duke of DevonshireCS4/904

Letter from Griffith Davies to William Cavendish, 4th Duke of DevonshireCS4/905

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/906

Letter from Samuel Crompton to William Cavendish, 4th Duke of DevonshireCS4/907

Letter from Thomas Lowder to William Cavendish, 4th Duke of DevonshireCS4/908

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/909

Letter from James Gisborne junior to William Cavendish, 4th Duke of DevonshireCS4/910

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/911

Letter from Thomas Buckston to William Cavendish, 4th Duke of DevonshireCS4/912

Letter from Anthony Coghlan to Sir Robert WilmotCS4/913

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/914

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/915

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/916

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/917

Letter from Charles Spencer, 3rd Duke of Marlborough to William Cavendish, 4th Duke of DevonshireCS4/918

Letter from Samuel Hunton to William Cavendish, 4th Duke of DevonshireCS4/919

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/920

Letter from James Calthorpe to William Cavendish, 4th Duke of DevonshireCS4/921

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/922

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/923

Letter from Anthony Coghlan to Sir Robert WilmotCS4/924

Letter from Francis Seymour-Conway, 1st Earl of Hertford to William Cavendish, 4th Duke of DevonshireCS4/925

Letter from Sir Charles Knowles to William Cavendish, 4th Duke of DevonshireCS4/926

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/927

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/928

Draft letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, Duke of NewcastleCS4/929

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/930

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/931

Letter from Thomas Pelham-Holles, Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/932

Letter from Horatio [Horace] Walpole to William Cavendish, 4th Duke of DevonshireCS4/933

Letter from James Abercromby to William Cavendish, 4th Duke of DevonshireCS4/934

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/935

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/936

Letter from Anthony Coghlan to Sir Robert WilmotCS4/937

Letter from James Paine to William Cavendish, 4th Duke of DevonshireCS4/937.1

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/938

Letter from Francis Seymour-Conway, 1st Earl of Hertford to William Cavendish, 4th Duke of DevonshireCS4/939

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/940

Letter from Henry Hunloke to William Cavendish, 4th Duke of DevonshireCS4/941

Letter from Charles Lennox, 3rd Duke of Richmond to William Cavendish, 4th Duke of DevonshireCS4/942

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/943

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/944

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/945

Letter from William Clavering-Cowper, 2nd Earl Cowper to William Cavendish, 4th Duke of DevonshireCS4/946

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/947

Letter from George Anson to William Cavendish, 4th Duke of DevonshireCS4/948

Letter from George Keppel, 3rd Earl of Albemarle to William Cavendish, 4th Duke of DevonshireCS4/949

Letter from Elizabeth Percy (née Seymour) Duchess of Northumberland to William Cavendish, 4th Duke of DevonshireCS4/950

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/951

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/952

Letter from Anne van Keppel (née Lennox), Dowager Countess of Albemarle to William Cavendish, 4th Duke of DevonshireCS4/953

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/954

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/955

Letter from Anthony Coghlan to Sir Robert WilmotCS4/956

Letter from Richard Arundell to William Cavendish, 4th Duke of DevonshireCS4/957

Copy letter from Richard Howe to Mr Cleveland, AdmiraltyCS4/958

Letter from John Elphinston [to Brabazon Ponsonby, 1st Earl of Bessborough]CS4/959

Letter from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/960

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/961

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/962

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/963

Letter Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/964

Letter from Sir William Moreton to William Cavendish, 4th Duke of DevonshireCS4/965

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/966

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/967

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/968

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/969

Copy letter from Robert Wood to John Russell, 4th Duke of BedfordCS4/970

Letter from Sir Henry Moore to William Cavendish, 4th Duke of DevonshireCS4/971

Letter from Mary Howard (née Blount), Duchess of Norfolk to William Cavendish, 4th Duke of DevonshireCS4/972

Letter from John Green to William Cavendish, 4th Duke of DevonshireCS4/973

Letter from Alicia Maria Wyndham, (née Carpenter) Countess of Egremont, to William Cavendish, 4th Duke of DevonshireCS4/974

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/975

Letter from James Gisborne junior to William Cavendish, 4th Duke of DevonshireCS4/976

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/977

Letter from Sampson Copestake to William Cavendish, 4th Duke of DevonshireCS4/978

Letter from Robert Shirley to William Cavendish, 4th Duke of DevonshireCS4/979

Note of the victory between Kempen and CroeveldtCS4/980

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/981

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/982

Letter from Thomas Scawen to William Cavendish, 4th Duke of DevonshireCS4/983

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/984

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/985

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/986

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/987

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/988

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/989

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/990

Letter from William Wildman Shute Barrington, 2nd Viscount Barrington to William Cavendish, 4th Duke of DevonshireCS4/991

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/992

Letter from John Gilbert, Archbishop of York to William Cavendish, 4th Duke of DevonshireCS4/993

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/994

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/995

Letter from John Green to William Cavendish, 4th Duke of DevonshireCS4/996

Letter from William Ponsonby, Viscount Duncannon to William Cavendish, 4th Duke of DevonshireCS4/997

Letter from Prince de San Severino to William Cavendish, 4th Duke of DevonshireCS4/998

Royal Warrant to the Justices of Assize, Midland Circuit concerning the soldiers who killed George HeadleyCS4/999

Letter from James Gisborne junior to William Cavendish, 4th Duke of DevonshireCS4/1000

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/1001

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1002

Letter from Caroline Ponsonby (née Cavendish), Countess of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1003

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1004

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1005

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1006

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/1007

Letter from Anne Wentworth (née Campbell) Countess of Strafford to William Cavendish, 4th Duke of DevonshireCS4/1008

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1009

Letter from Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1010

Letter from Augustus Henry Fitzroy, Duke of Grafton, to William Cavendish, 4th Duke of DevonshireCS4/1011

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1012

Letter from Mary Howard (née Blount) Duchess of Norfolk to William Cavendish, 4th Duke of DevonshireCS4/1013

Letter from Henry Conyngham to William Cavendish, 4th Duke of DevonshireCS4/1014

Letter from Peregrine Bertie, 3rd Duke of Ancaster and Kesteven to William Cavendish, 4th Duke of DevonshireCS4/1015

Note of the capture of CherbourgCS4/1016

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1017

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1018

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1019

Letter from Mary Howard (née Blount), Duchess of Norfolk to William Cavendish, 4th Duke of DevonshireCS4/1020

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1021

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1022

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1023

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1024

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1025

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1026

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1027

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/1028

Letter from John Croker to Sir Henry CavendishCS4/1029

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1030

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1031

Letter from William Wildman Shute- Barrington, 2nd Viscount Barrington to William Cavendish, 4th Duke of DevonshireCS4/1032

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1033

Letter from the Michel-Ange Du Quesne de Menneville, Marquis Du Quesne [to William Cavendish, 4th Duke of Devonshire]CS4/1034

Letter from Caroline Ponsonby (née Cavendish) Countess of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1035

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1036

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/1037

Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1038

Letter from Anthony Coghlan to Sir Robert WilmotCS4/1039

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1040

Memorandum on the Marquis DuquesneCS4/1041

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1042

Letter from Michel-Ange Du Quesne de Menneville, Marquis Du Quesne to William Cavendish, 4th Duke of DevonshireCS4/1043

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/1044

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1045

List of officers taken prisoner and those killedCS4/1046

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1047

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1048

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1049

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/1050

Letter from Michel-Ange Du Quesne de Menneville, Marquis Du Quesne to William Cavendish, 4th Duke of DevonshireCS4/1051

Letter from Robert Wood to William Cavendish, 4th Duke of DevonshireCS4/1052

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1053

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1054

Letter from Augustus Henry Fitzroy, 3rd Duke of Grafton, to William Cavendish, 4th Duke of DevonshireCS4/1055

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1056

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1057

Letter from Henry Read to William Cavendish, 4th Duke of DevonshireCS4/1058

Extracts of letters from Lieutenant Tryon to Henry ReadCS4/1059

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1060

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1061

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1062

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/1063

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/1064

Letter from Anthony Coghlan to Sir Robert WilmotCS4/1065

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1066

Copy of correspondence of William Pitt and Michel-Ange Du Quesne de Menneville, Marquis Du QuesneCS4/1067

A List of the gentlemen to be appointed Justices of the Peace for the county of DerbyCS4/1068

Letter from Michel-Ange Du Quesne de Menneville, Marquis Du Quesne to William Cavendish, 4th Duke of DevonshireCS4/1069

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1070

Letter from John Bowes to William Cavendish, 4th Duke of DevonshireCS4/1071

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1072

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/1073

Letter from J Clevland to William Cavendish, 4th Duke of DevonshireCS4/1074

Letter from Thomas Fletcher, Bishop of Kildare to William Cavendish, 4th Duke of DevonshireCS4/1075

Letter from George Keppel, 3rd Earl of Albemarle to William Cavendish, 4th Duke of DevonshireCS4/1076

Letter from James Collins to William Cavendish, 4th Duke of DevonshireCS4/1077

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1078

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1079

Letter from Richard Rigby to William Cavendish, 4th Duke of DevonshireCS4/1080

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1081

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1082

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1083

Letter from H Cotton to William Cavendish, 4th Duke of DevonshireCS4/1084

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1085

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1086

Letter from W Cotton to William Cavendish, 4th Duke of DevonshireCS4/1087

Letter from Thomas Cheyney to William Cavendish, 4th Duke of DevonshireCS4/1087 A

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/1088

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1089

Letter from Anna Maria Poyntz to William Cavendish, 4th Duke of DevonshireCS4/1090

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1091

Letter from Anne FitzRoy, Duchess of Grafton to William Cavendish, 4th Duke of DevonshireCS4/1092

Letter from Michel-Ange Du Quesne de Menneville, Marquis Du Quesne to William Cavendish, 4th Duke of DevonshireCS4/1093

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1094

Letter from John Bowman to William Cavendish, 4th Duke of DevonshireCS4/1095

Letter from Thomas Coke, 1st Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/1096

Letter from Bowen Southwell to William Cavendish, 4th Duke of DevonshireCS4/1097

Letter from Thomas Coke, 2nd Earl of Leicester to William Cavendish, 4th Duke of DevonshireCS4/1098

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1099

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1100

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1101

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1102

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1103

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1104

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1105

Letter from H Slingsby to William Cavendish, 4th Duke of DevonshireCS4/1106

Letter from Richard Edgecumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1106.1

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1107

Letter from Edward Walpole to William Cavendish, 4th Duke of DevonshireCS4/1108

Letter from Richard Edgcumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1109

Letter from Henry Bedingfeld, 3rd Baronet to William Cavendish, 4th Duke of DevonshireCS4/1110

Letter from Samuel Foote to William Cavendish, 4th Duke of DevonshireCS4/1111

Letter from Anthony Coghlan to Sir Robert WilmotCS4/1112

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1113

Letter from Henry Boyle, 1st Earl of Shannon to William ConnerCS4/1114

Letter from Robert Pratt to William ConnerCS4/1115

Letter from Thomas Apruce to William Cavendish, 4th Duke of DevonshireCS4/1116

Letter from George Cholmondeley, 3rd Earl of Cholmondeley to William Cavendish, 4th Duke of DevonshireCS4/1117

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1118

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1119

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1120

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1121

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1122

Letter from Jeffery Amherst to William Cavendish, 4th Duke of DevonshireCS4/1123

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1124

Letter from Thomas Barbon to William Cavendish, 4th Duke of DevonshireCS4/1125

Letter from John Boyle, 5th Earl of Cork and Orrery to William Cavendish, 4th Duke of DevonshireCS4/1126

Letter from Thomas Edwards to William Cavendish, 4th Duke of DevonshireCS4/1127

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/1128

Letter from G Holmes to William Cavendish, 4th Duke of DevonshireCS4/1129

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1130

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1131

Letter from Richard Edgcumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1132

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1133

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1134

Copy letter from Joseph Yorke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1135

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1136

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1137

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1138

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1139

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1140

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1141

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1142

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1143

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1144

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1145

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1146

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1147

Plan of the Battle of MindenCS4/1148

Copy letter from Lord George Sackville to Charles Lennox, 3rd Duke of RichmondCS4/1149

Letter from unknown sender [to William Cavendish, 4th Duke of Devonshire]CS4/1150

Letter from Robery Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1151

Extract of The London GazetteCS4/1152

Letter from Robert Darcy, 4th Earl of Holdernesse to William Cavendish, 4th Duke of DevonshireCS4/1153

An account of the details of Battle of MindenCS4/1154

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1155

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1156

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/1157

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1158

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1159

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1160

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1161

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1162

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1163

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1164

Letter from Edmund Horne to William Cavendish, 4th Duke of DevonshireCS4/1165

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1166

Letter from Thomas Harley to William Cavendish, 4th Duke of DevonshireCS4/1167

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1168

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1169

Letter from J Pelham to William Cavendish, 4th Duke of DevonshireCS4/1170

Copy letter from J Parker to King George IICS4/1171

Letter from Thomas Harley to William Cavendish, 4th Duke of DevonshireCS4/1172

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1173

Draft letter from William Cavendish, 4th Duke of Devonshire to Thomas HarleyCS4/1174

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1175

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1176

Letter from John Hale to William Cavendish, 4th Duke of DevonshireCS4/1177

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1178

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1179

Letter from Richard Newcome, Bishop of Landaff to William Cavendish, 4th Duke of DevonshireCS4/1180

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1181

Letter from William Cavendish, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1182

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1183

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1184

Letter from Richard Grenville-Temple, 2nd Earl Temple to King George IIICS4/1185

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1186

Letter from J Clevland to William Cavendish, 4th Duke of DevonshireCS4/1187

Letter from William Conner to William Cavendish, 4th Duke of DevonshireCS4/1188

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1189

Letter from Sir John Eardley Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1190

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1191

Letter from Henry Arthur Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1192

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1193

Letter from Jacob Bouverie, 1st Viscount Folkestone to William Cavendish, 4th Duke of DevonshireCS4/1193.1

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1194

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1195

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1196

Letter from Richard Grenville-Temple, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/1197

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1198

Letter from Richard Grenville-Temple, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/1199

Letter from Richard Grenville-Temple, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/1200

Letter from Richard Edgcumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1201

Letter from Thomas Gilbert to William Cavendish, 4th Duke of DevonshireCS4/1202

Letter from Sir John Eardley Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1203

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1204

Letter from Horatio [Horace] Walpole to William Cavendish, 4th Duke of DevonshireCS4/1205

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1206

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1208

Letter from Richard Grenville-Temple, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/1209

Letter from Richard Grenville-Temple, 2nd Earl Temple to William Cavendish, 4th Duke of DevonshireCS4/1210

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1211

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1212

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1213

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1214

Copy letter extract from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1215

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1216

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/1217

Letter from John Roose to Alexander BarkerCS4/1218

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/1219

Letter from George Tissington to Jemmy GroveCS4/1220

Letter from Alexander Barker to William Cavendish, 4th Duke of DevonshireCS4/1221

Letter from [Brabazon] Hallows to William Cavendish, 4th Duke of DevonshireCS4/1222

Letter from William Irby to William Cavendish, 4th Duke of DevonshireCS4/1223

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1224

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1225

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1226

Letter from Arthur Smyth, Bishop of Down and Connor to William Cavendish, 4th Duke of DevonshireCS4/1227

Letter from Thomas Hay, 9th Earl of Kinnoull to William Cavendish, 4th Duke of DevonshireCS4/1228

Letter from Lady Elizabeth Ponsonby (née Cavendish) to William Cavendish, 4th Duke of DevonshireCS4/1229

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1230

Letter from Charles O' Brien, 6th Viscount Clare (9th Earl of Thomond) to William Cavendish, 4th Duke of DevonshireCS4/1231

Letter from James Paine to William Cavendish, 4th Duke of DevonshireCS4/1232

Valuation of the laundry and room in Captain Skiffen's House and two stables and coach houseCS4/1233

Valuation of the laundry and room in Captain Skiffen's House and two stables and coach houseCS4/1234

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1235

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1236

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1237

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1238

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1239

Copy letter from Prince Ferdinand, Duke of Brunswick to Robery Darcy, 4th Earl of HoldernessCS4/1240

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1241

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1242

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1243

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1244

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1245

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/1246

Letter from Hugh Valence Jones to William Cavendish, 4th Duke of DevonshireCS4/1247

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1248

Account of Sir Henry Cavendish's payments and receipts for the Duke of DevonshireCS4/1249

Printed copy of a letter from the Earl of Clanricarde to the Duke of BedfordCS4/1250

Letter from George Howard [to William Cavendish, 4th Duke of Devonshire]CS4/1251

Letter from John Wright to William Cavendish, 4th Duke of DevonshireCS4/1252

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1253

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1254

Letter from Richard Pococke, Bishop of Ossory to William Cavendish, 4th Duke of DevonshireCS4/1255

Letter from Jeffrey Amherst to William Cavendish, 4th Duke of DevonshireCS4/1256

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1257

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1258

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1259

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1260

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1261

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1262

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1263

Letter [from Louis-Jacques Grossin, comte de Bouville] to William Cavendish, 4th Duke of DevonshireCS4/1264

Letter from Horatio [Horace] Walpole to William Cavendish, 4th Duke of DevonshireCS4/1265

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1266

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1267

Extract of The London GazetteCS4/1268

Letter from Augustus Henry Fitzroy, Duke of Grafton, to William Cavendish, 4th Duke of DevonshireCS4/1269

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1270

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1271

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1272

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1273

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1274

Letter from Midgley [to a Cavendish family member]CS4/1274.1

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1275

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1276

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1277

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1278

Letter from Thomas Secker, Archbishop of Canterbury to William Cavendish, 4th Duke of DevonshireCS4/1279

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1280

Note of numbers killed, wounded and missing [in Battle of Kloster-Kamp]CS4/1281

Printed letter from Richard Rigby to the Earl of [Clarincade]CS4/1282

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1283

Letter from William Cavendish, 4th Duke of Devonshire to Thomas Secker, Archbishop of CanterburyCS4/1284

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1285

Letter from Henry Liddell, 1st Baron Ravensworth to William Cavendish, 4th Duke of DevonshireCS4/1286

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1287

Letter from Henry Boyle, 1st Earl of Shannon, to William Cavendish, 4th Duke of DevonshireCS4/1288

Copy letter from William Cavendish, 4th Duke of Devonshire to John Stuart, 3rd Earl of ButeCS4/1289

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1290

Letter from Amalie von Wallmoden (née van Wendt), Countess of Yarmouth to William Cavendish, 4th Duke of DevonshireCS4/1291

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1292

Letter from Ferdinando Warner to William Cavendish, 4th Duke of DevonshireCS4/1293

Copy letter from Philip Yorke, 1st Earl of Hardwicke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1294

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1295

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1296

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1297

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1298

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1299

Letter from the tenants and servants [of the Duke of Devonshire at Lismore] to William Cavendish, 4th Duke of DevonshireCS4/1300

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1301

Letter from Richard Cavendish (formerly Chandler) to William Cavendish, 4th Duke of DevonshireCS4/1302

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1303

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1304

Letter from James Caulfeild, 4th Viscount Charlemont to William Cavendish, 4th Duke of DevonshireCS4/1305

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1306

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1307

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/1308

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1309

Letter from Richard Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1310

Letter from Charles Turner to William Cavendish, 4th Duke of DevonshireCS4/1311

Letter from Robert Darcy, 4th Earl of Holderness to William Cavendish, 4th Duke of DevonshireCS4/1312

Letter from Henry Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1313

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1314

Letter from William Richardson to William Cavendish, 4th Duke of DevonshireCS4/1315

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1316

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1317

Letter from Henry Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1318

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1319

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1320

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1321

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1322

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1323

Letter from A [Desca] to William Cavendish, 4th Duke of DevonshireCS4/1324

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1325

Letter from John Manners, 3rd Duke of Rutland to William Cavendish, 4th Duke of DevonshireCS4/1326

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1327

Copy letter from Amelia Sophia von Wallmoden (née von Wendt), Countess of Yarmouth to William Cavendish, 4th Duke of DevonshireCS4/1328

Printed letter from The Earl of Clanricarde to the PublicCS4/1329

Letter from Thomas Hay, 9th Earl of Kinnoul to William Cavendish, 4th Duke of DevonshireCS4/1330

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1331

Letter from Mary Watson-Wentworth (née Liddell) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1332

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1333

Letter from George Rodney to William Cavendish, 4th Duke of DevonshireCS4/1334

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1335

Copy letter from Henry Herbert, 1st Earl of Powis to "His M-" [King George III]CS4/1336

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1337

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1338

Letter from Robert Shirley to Sir Robert WilmotCS4/1339

Letter from Sir Nathaniel Curzon to William Cavendish, 4th Duke of DevonshireCS4/1340

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1341

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1342

Letter from Philip Dormer Stanhope, 4th Earl of Chesterfield to William Cavendish, 4th Duke of DevonshireCS4/1343

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1344

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1345

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1346

Derby corporation: Draft of address to the Sheriff of Derbyshire at the nomination of candidates for the General ElectionCS4/1347

Letter from the Derby Corporation to William Cavendish, 4th Duke of DevonshireCS4/1348

Report on the polls for a general election in DerbyCS4/1349

List of electors in DerbyshireCS4/1350

List of great proprietors in DerbyshireCS4/1351

List of holders of political interest in the different Hundreds of DerbyshireCS4/1352

Letter from Henry Paget, 2nd Earl of Uxbridge to William Cavendish, 4th Duke of DevonshireCS4/1353

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1354

Memorandum with regard to Duke of Richmond's actions during the electionCS4/1355

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1356

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1357

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1358

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1359

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1360

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1361

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1362

A Canvas of the Towns of Ashbourne and Compton by Dr John TaylorCS4/1363

Letter from Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1364

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1365

Letter from Henry Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1366

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1367

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1368

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1369

Letter from Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1370

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1371

Letter from George Keppel, 3rd Earl of Albemarle to William Cavendish, 4th Duke of DevonshireCS4/1372

Letter from Anthony Coghlan to William Cavendish, 4th Duke of DevonshireCS4/1373

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1374

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1375

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1376

Copy letter from William Cavendish, 4th Duke of Devonshire [to the Mayor of Derby or the Sheriff of Derby County]CS4/1377

Printed " Account of the life and much lamented death of The Old Interest&CS4/1378

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1379

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1380

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1381

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1382

Copy letter from William Pitt to Duc de ChoiseulCS4/1383

Copy of memorandum on peace with FranceCS4/1384

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1385

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1386

Letter [from Franz Ernst von Wallmoden] to Amalie von Wallmoden (née von Wendt), Countess of YarmouthCS4/1387

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1388

Note titled "Précis of the Dutch Mail"CS4/1389

Letter from Arthur Smyth, Bishop of Down and Connor to William Cavendish, 4th Duke of DevonshireCS4/1390

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1391

Copy letter from Étienne François, Marquis de Stainville, Duc de Choiseul to William PittCS4/1392

Copy letter from Étienne François, Marquis de Stainville, Duc de Choiseul to William PittCS4/1393

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1394

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1395

Memorandum the Duke of Devonshire is desired to mention, relating to the Division and Evaluation of His late Majesty's jewelsCS4/1396

Legal opinions concerning the jewellery of King George IICS4/1397

Letter from Princess Amelia to William Cavendish, 4th Duke of DevonshireCS4/1398

Letter from Étienne François, Marquis de Stainville, Duc de Choiseul to William PittCS4/1399

Copy of "Project de Memoire"CS4/1400

Letter [from Charles Yorke] to William Cavendish, 4th Duke of DevonshireCS4/1401

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1402

Letter from Thomas Dawson to William Cavendish, 4th Duke of DevonshireCS4/1403

Letter from E Finch to William Cavendish, 4th Duke of DevonshireCS4/1404

Letter from Princess Amelia to William Cavendish, 4th Duke of DevonshireCS4/1405

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1406

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1407

Letter from Richard Edgcumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1408

Letter from Samuel Crompton to William Cavendish, 4th Duke of DevonshireCS4/1409

Letter from Richard Edgcumbe, 2nd Baron to William Cavendish, 4th Duke of DevonshireCS4/1410

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1411

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1412

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1413

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1414

A poem about the author's love of baconCS4/1414.1

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1415

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1416

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1417

Copy letter from John Stuart, 3rd Earl of Bute to Thomas Pelham Holles, 1st Duke of NewcastleCS4/1418

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1419

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1420

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1421

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1422

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1423

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1424

Copy letter from William Cavendish, 4th Duke of Devonshire to John Stuart, 3rd Earl of ButeCS4/1425

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1426

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1427

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1428

Letter from Thomas Savage to William Cavendish, 4th Duke of DevonshireCS4/1428.1

Notes of précis of the Dutch MailCS4/1429

Notes of précis of the Dutch MailCS4/1430

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1431

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1432

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1433

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1434

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1435

Letter from W Sharpe to William Cavendish, 4th Duke of DevonshireCS4/1436

Letter from W Sharpe to William Cavendish, 4th Duke of DevonshireCS4/1437

Précis of the Dutch MailCS4/1438

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1439

Letter from Charles Lennox, 3rd Duke of Richmond to William Cavendish, 4th Duke of DevonshireCS4/1440

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1441

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1442

Memorandum on considerations on the fishery at NewfoundlandCS4/1443

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1444

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1445

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1446

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1447

Letter from Thomas Birch [to Sir Robert Wilmot]CS4/1448

Letter from John Gilbert, Archbishop of York to William Cavendish, 4th Duke of DevonshireCS4/1449

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1450

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1451

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1452

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1453

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1454

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1455

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1456

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1457

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1458

Letter from Humphrey Morice to William Cavendish, 4th Duke of DevonshireCS4/1459

Memorandum on a précis of the Dutch MailCS4/1460

Memorandum on a précis of the Dutch MailCS4/1461

Letters from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1462

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1463

Notes on a précis of the Dutch MailCS4/1464

Notes on a précis of the Dutch MailCS4/1465

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Philip Yorke, 1st Earl of HardwickeCS4/1466

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1467

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1468

Copy of an ultimatum from France on the peace negoatiations with Great BritainCS4/1469

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1470

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to John Stuart, 3rd Earl of ButeCS4/1471

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1472

Memorandum titled "Some hasty thoughts upon the French Answer"CS4/1473

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1474

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1475

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1476

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/1477

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/1478

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1479

Letter from Charles Moss to William Cavendish, 4th Duke of DevonshireCS4/1480

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1481

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1482

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1483

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1484

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1485

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1486

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1487

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1488

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1489

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1490

Memorandum from King George III to the Lords of the BedchamberCS4/1491

Letter from Lady Mary, Viscountess Coke (née Campbell) to William Cavendish, 4th Duke of DevonshireCS4/1492

Letter from Elizabeth Sackville, (née Colyear) Duchess of Dorset to William Cavendish, 4th Duke of DevonshireCS4/1493

Memorandum of queries for the King concerning the protocol for the royal weddingCS4/1494

Memorandum on people to attend the Coronation in the Lord Chamberlain's box in Westminster HallCS4/1495

Letter from Elizabeth Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1495.1

Letter from Edward Howard, 9th Duke of Norfolk to William Cavendish, 4th Duke of DevonshireCS4/1496

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1497

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1498

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1499

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1500

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1501

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1502

Letter [from John Stuart, 3rd Earl of Bute] to William Cavendish, 4th Duke of DevonshireCS4/1503

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1504

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1505

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1506

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1507

Letter from Prince Edward, Duke of York to William Cavendish, 4th Duke of DevonshireCS4/1508

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1509

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1510

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1511

Royal Command to William Cavendish, 4th Duke of DevonshireCS4/1512

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1513

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1514

Royal Command to William Cavendish, 4th Duke of DevonshireCS4/1515

Letter from Thomas Secker, Archbishop of Canterbury to William Cavendish, 4th Duke of DevonshireCS4/1516

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1517

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1518

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1519

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1520

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1521

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1522

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1523

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1524

Letter from Robert Montagu, Duke of Manchester to William Cavendish, 4th Duke of DevonshireCS4/1525

Letter from Wills Hill, 1st Earl of Hillsborough, to William Cavendish, 4th Duke of DevonshireCS4/1526

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1527

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1528

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1529

Notes on a précis of the Dutch MailCS4/1530

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1531

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1532

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1533

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1534

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1534.1

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1535

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1536

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1537

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1538

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1539

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1540

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1541

Letter from Richard Rigby to Sir Robert WilmotCS4/1542

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1543

Note on a précis of the Dutch MailCS4/1544

Copy letters from William Cavendish, 4th Duke of Devonshire to Duke of NewcastleCS4/1545

Letter from Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1546

Note on a précis of the Dutch MailCS4/1547

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1548

Letter from Mary Lennox, (née Bruce) Duchess of Richmond to William Cavendish, 4th Duke of DevonshireCS4/1549

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1550

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1551

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1552

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1553

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1554

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1555

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1555.1

Letter from Charles Townshend to William Cavendish, 4th Duke of DevonshireCS4/1556

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1557

List of ladies "For Minuet DancingCS4/1558

List of "ladies who have Tickets for Minuet DancingCS4/1559

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1560

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1561

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1562

Letter from Sir Henry Cavendish to Sir Robert WilmotCS4/1563

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1564

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1565

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1566

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1567

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1568

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1569

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1570

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1571

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1572

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1573

Letter from Sir Humphrey Morice to William Cavendish, 4th Duke of DevonshireCS4/1574

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/1575

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1576

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1577

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1578

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1579

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1580

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1581

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1582

Letter from Fitzroy to Lord George CavendishCS4/1583

Letter from John Ponsonby to William Cavendish, 4th Duke of DevonshireCS4/1584

Copy of a memorandum on subsidies for the army for the year 1760-61CS4/1584.1

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1585

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1586

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1587

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1588

Copy letter [from Étienne François, Marquis de Stainville, Duc de Choiseul to Monsieur Solar]CS4/1588.1

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1589

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1590

Letter from Mr White to William Cavendish, 4th Duke of DevonshireCS4/1591

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1592

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1593

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1594

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1595

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1596

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1597

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1598

Letter from Prince Ferdinand, Duke of Brunswick to William Cavendish, 4th Duke of DevonshireCS4/1599

Letter from Philip Yorke, 1st Earl of Hardwicke to William Cavendish, 4th Duke of DevonshireCS4/1600

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1601

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1602

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1603

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1604

Copy letter from William Cavendish, 4th Duke of Devonshire to John Stuart, 3rd Earl of ButeCS4/1605

Letter from Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1606

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1607

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1608

Letter from Augustus John Hervey, 3rd Earl of Bristol to William Cavendish, 4th Duke of DevonshireCS4/1609

Letter from J Clevland to William Cavendish, 4th Duke of DevonshireCS4/1610

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1611

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1612

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1613

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1614

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1615

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Philip Yorke, 1st Earl of HardwickeCS4/1616

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1617

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1618

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1619

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1620

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1621

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1622

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1623

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1624

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1625

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1626

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1627

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1628

Correspondence between Thomas Hay, 9th Earl of Kinnoull, Thomas Pelham-Holles, 1st Duke of Newcastle and William Cavendish, 4th Duke of DevonshireCS4/1629

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1630

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1631

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1632

Letter from Thomas Savage to William Cavendish, 4th Duke of DevonshireCS4/1633

Letter from Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1634

Letter from Thomas Worsley to William Cavendish, 4th Duke of DevonshireCS4/1635

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1636

Copy letter from William Cavendish, 4th Duke of Devonshire to Lords Commissioners of the TreasuryCS4/1637

A List of Foreign Ministers entitled to Coronation Medals according to PrecedentCS4/1638

Printed extract of The London GazetteCS4/1639

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1640

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1641

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1642

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1643

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1644

Letter from Henry Arthur Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1645

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1646

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1647

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1648

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1649

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1650

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1651

Letter from John Stuart, 3rd Earl of Bute to William Cavendish, 4th Duke of DevonshireCS4/1652

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1652.1

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1653

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1654

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1655

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1656

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1657

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1658

Letter from Thomas Osborne, 4th Duke of Leeds to William Cavendish, 4th Duke of DevonshireCS4/1659

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1660

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1661

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1662

Letter from John Manners, 3rd Duke of Rutland to William Cavendish, 4th Duke of DevonshireCS4/1663

Letters from Sir Henry Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1664

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1665

Receipt for £5,000 signed by Lady Frances ArundellCS4/1666

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1667

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1668

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1669

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1670

Copy letter from George Townshend to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1671

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1672

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1673

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1674

Letter from Henry Arthur Herbert, 1st Earl of Powis to William Cavendish, 4th Duke of DevonshireCS4/1675

Letter from Sir John Eardley Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1676

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1677

Letter from Sir William Fitzherbert to William Cavendish, 4th Duke of DevonshireCS4/1678

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1679

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1680

Letter from John West, Viscount Cantelupe to William Cavendish, 4th Duke of DevonshireCS4/1681

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1682

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1683

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1684

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1685

Memorandum on St George's Feast at Windsor, May 1671 as written by the Duke of ManchesterCS4/1686

Copy of the "Survey of the lodgings at Windsor Castle, from the Book of Precendents no. 13, page 203-204"CS4/1687

Copy letter [from Henry Jermyn, 1st Earl of St Albans] to Dr Reeves, 14 April 1674CS4/1688

Copy letter from Henry Bennet, 1st Earl of Arlington to Dr Durell, 3 June 1679CS4/1689

Copy of a memorandum on the houses to be reservered as lodgings for the Queen's servants at Windsor Castle, 5 June 1679CS4/1690

Copy of a memorandum on the houses to be reservered as lodgings for the Queen's servants at Windsor Castle, 12 April 1680CS4/1691

Copy of a memorandum on the houses to be reservered as lodgings for the Queen's servants at Windsor Castle, 15-17 April 1682CS4/1692

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1693

Letter from Francis Seymour-Conway, 1st Earl of Hertford to William Cavendish, 4th Duke of DevonshireCS4/1694

Letter from Charles Fitzroy to William Cavendish, 4th Duke of DevonshireCS4/1695

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1696

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1697

Copy letter from Joseph Yorke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1698

Copy letter from George Grenville's office to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1699

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to George GrenvilleCS4/1700

Letter from Charles Fitzroy to William Cavendish, 4th Duke of DevonshireCS4/1701

Letter from Prince Ferdinand, Duke of Brunswick to William Cavendish, 4th Duke of DevonshireCS4/1702

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1703

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1704

Letter from Charles Watson-Wentworth, Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1705

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1706

Letter from Sir John Eardley Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1707

Letter from Lord Frederick Cavendish to Lord John CavendishCS4/1708

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1709

Letter from Charles Fitzroy to William Cavendish, 4th Duke of DevonshireCS4/1710

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1711

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1712

Copy letter from Robert Keith to unknown recipient [William Pitt?]CS4/1713

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1714

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1715

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1716

Letter from C Jenkinson to Sir Robert WilmotCS4/1717

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1718

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/1719

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1720

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1721

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1722

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1723

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1724

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1725

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1726

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1727

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1728

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1729

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1730

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1731

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1732

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1733

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1734

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1735

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1736

Letter from Richard Newcome, Bishop of St Asaph to William Cavendish, 4th Duke of DevonshireCS4/1737

Letter from Lord Frederick Cavendish to Lord John CavendishCS4/1738

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1739

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1740

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1741

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1742

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1743

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1744

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1745

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1746

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1747

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1748

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1749

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1750

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1751

Letter [from Thomas Pelham-Holles, 1st Duke of Newcastle] to William Cavendish, 4th Duke of DevonshireCS4/1752

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1753

Letter from J Clevland to William Cavendish, 4th Duke of DevonshireCS4/1754

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1755

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1756

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1757

Letter from William Cavendish, 4th Duke of Devonshire to Richard Newcome, Bishop of St AsaphCS4/1758

Copy of correspondence between Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1759

Letter from Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1760

Copy letter from William Cavendish, 4th Duke of Devonshire to Charles Wyndham, 1st Earl of EgremontCS4/1761

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1762

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1763

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1764

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1765

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1766

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1767

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1768

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1769

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1770

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1771

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1772

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1773

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1774

Copy letter from William Cavendish, 4th Duke of Devonshire to Henry FoxCS4/1775

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1776

Letter from George Montagu-Dunk, 2nd Earl of Halifax to William Cavendish, 4th Duke of DevonshireCS4/1777

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1778

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1779

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1780

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1781

Letter from Robert Woodcocke to William Cavendish, 4th Duke of DevonshireCS4/1782

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1783

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1784

Memorandum on peace treaty termsCS4/1785

William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1786

Copy letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1787

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1788

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1789

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1790

Letter from Robert Woodcocke to William Cavendish, 4th Duke of DevonshireCS4/1791

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1792

Letter from Sir George Howard to William Cavendish, 4th Duke of DevonshireCS4/1793

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1794

Letter from William Cavendish, 4th Duke of Devonshire to Duke of CumberlandCS4/1795

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to John Manners, Marquess of GranbyCS4/1796

Letter from Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1797

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1798

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1799

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1800

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1801

Letter from JE Colleton to William Cavendish, 4th Duke of DevonshireCS4/1802

Letter from Augustus FitzRoy, 3rd Duke of Grafton to William Cavendish, 4th Duke of DevonshireCS4/1803

Letter from James Waldegrave, 2nd Earl Waldegrave to William Cavendish, 4th Duke of DevonshireCS4/1804

Letter from Welbore Ellis to William Cavendish, 4th Duke of DevonshireCS4/1805

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1806

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1807

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1808

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1809

Copy letters from William Cavendish, 4th Duke of Devonshire to Henry Fox, Prince William Duke of Cumberland, Augustus Fitzroy, 3rd Duke of Grafton and James Waldegrave, 2nd Earl WaldegraveCS4/1810

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1811

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1812

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1813

Letter from William Cavendish, 4th Duke of Devonshire to Welbore EllisCS4/1814

Letter from Henry Fox to William Cavendish, 4th Duke of DevonshireCS4/1815

Letter from John Manners, 3rd Duke of Rutland to William Cavendish, 4th Duke of DevonshireCS4/1816

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1817

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1818

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1819

Letter from Robert Hay Drummond, Archbishop of York to William Cavendish, 4th Duke of DevonshireCS4/1820

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1821

Letter from Charles Wyndham, 2nd Earl of Egremont to William Cavendish, 4th Duke of DevonshireCS4/1822

Letter from William Cavendish, 4th Duke of Devonshire to Prince William, Duke of CumberlandCS4/1823

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1824

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1825

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1826

Letter from Richard Edgcumbe to William Ponsonby, 2nd Earl of BessboroughCS4/1827

Copy letter from William Ponsonby, 2nd Earl of Bessborough to Richard EdgcumbeCS4/1828

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1829

Letter from Richard Edgcumbe to William Ponsonby, 2nd Earl of BessboroughCS4/1830

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1831

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1832

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1833

Letter from George Venables-Vernon to William Cavendish, 4th Duke of DevonshireCS4/1834

Letter from Richard Newcome, Bishop of St Asaph to William Cavendish, 4th Duke of DevonshireCS4/1835

Letter from Hamilton Boyle, 6th Earl of Corke and Orrery to William Cavendish, 4th Duke of DevonshireCS4/1836

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1837

Letter from William Mason to William Cavendish, 4th Duke of Devonshire and explanatory noteCS4/1838

Original manuscript of "Elegy on the Death of a Lady" by William MasonCS4/1839

Letter from William Cavendish, 4th Duke of Devonshire to Richard Newcome, Bishop of AsaphCS4/1840

Letter from William Ponsonby, 2nd Earl of Bessborough to William Cavendish, 4th Duke of DevonshireCS4/1841

Letter from Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1842

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1843

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1844

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1845

Letter from Lord John Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1846

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1847

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1848

Copy letter from George Montagu-Dunk, 2nd Earl of Halifax to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1849

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1850

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1851

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1852

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1853

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1854

Copy letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to George Montagu-Dunk, 2nd Earl of HalifaxCS4/1855

Copy letters from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of Newcastle and George Montagu-Dunk, 2nd Earl of HalifaxCS4/1856

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1857

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1858

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1859

Letter from Lord John Cavendish to Lord Frederick CavendishCS4/1859.1

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1860

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1861

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1862

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1863

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1864

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1865

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1866

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1867

List of potential political allies in Parliament compiled by the 1st Duke of NewcastleCS4/1868

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1869

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1870

Letter from William Conner [to Sir Robert Wilmot]CS4/1871

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1872

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1873

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1874

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1875

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1876

Letter from an unknown sender to William Cavendish, 4th Duke of DevonshireCS4/1877

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1878

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1879

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1880

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1881

Letter from Edward Becher Leacroft to William Cavendish, 4th Duke of DevonshireCS4/1882

Copy letter from George Onslow to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1883

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1884

Note about reasons for John Stuart, 3rd Earl of Bute's resignationCS4/1885

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1886

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1887

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1888

Letter from Joseph Spence to William Cavendish, 4th Duke of DevonshireCS4/1889

Letter from Vere Beauclerk, 1st Baron Vere to William Cavendish, 4th Duke of DevonshireCS4/1890

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1891

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1892

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1893

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1894

Fragment of a letter from Sir Robert Wilmot [to William Cavendish, 4th Duke of Devonshire]CS4/1895

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1896

Letter from Peter Walthall to William Cavendish, 4th Duke of DevonshireCS4/1897

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1898

Letter from Lady Mary Lennox (née Bruce) Duchess of Richmond to William Cavendish, 4th Duke of DevonshireCS4/1899

Letter from William Wentworth, 2nd Earl of Strafford to William Cavendish, 4th Duke of DevonshireCS4/1900

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1901

Letter from Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1902

Copy letter from Philip Yorke, 1st Earl of Hardwicke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1903

Letter from Sir Robert Wilmot to William Cavendish, 4th Duke of DevonshireCS4/1904

Copy letter from Charles Yorke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1905

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1906

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Charles YorkeCS4/1907

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Philip Yorke, 1st Earl of HardwickeCS4/1908

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1909

Letter from Marie Françoise Catherine de Beauvau-Craon, marquise de Boufflers to William Cavendish, 4th Duke of DevonshireCS4/1910

Letter from Charles Yorke to William Cavendish, 4th Duke of DevonshireCS4/1911

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1912

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1913

Letter from Joseph-Marie-François-Justin de Viry, comte de Viry to William Cavendish, 4th Duke of DevonshireCS4/1914

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1915

Copy letter from Philip Yorke, 1st Earl of Hardwicke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1916

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1917

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1918

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1919

Letter from Charles Watson-Wentworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1920

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1921

Letter from William Cavendish-Bentinck, 3rd Duke of Portland to William Cavendish, 4th Duke of DevonshireCS4/1922

Copy letter from William Cavendish, 4th Duke of Devonshire to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1923

Copy letter from William Cavendish, 4th Duke of Devonshire to John Manners, Marquess of GranbyCS4/1924

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1925

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1926

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Charles Yorke, Attorney GeneralCS4/1927

Copy letter from Charles Yorke, Attorney General to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1928

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1929

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/1930

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1931

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/1932

Copy letter from Philip Yorke, 1st Earl of Hardwicke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1933

Letter from William Cavendish-Bentinck, 3rd Duke of Portland to William Cavendish, 4th Duke of DevonshireCS4/1934

Copy letter from Thomas Secker, Archbishop of Canterbury, to Philip Yorke, 1st Earl of HardwickeCS4/1935

Letter from Thomas Hay, 9th Earl of Kinnoul to William Cavendish, 4th Duke of DevonshireCS4/1936

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William PittCS4/1937

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1938

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Prince William, Duke of CumberlandCS4/1939

Minutes of meetings with Pitt by Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1940

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William PittCS4/1941

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1942

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Prince William, Duke of CumberlandCS4/1943

Copy letter from Prince William, Duke of Cumberland to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1944

Copy letter from Thomas Walpole to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1945

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Charles Yorke, Attorney GeneralCS4/1946

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1947

Minutes of a meeting with Prince William, Duke of Cumberland by Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1948

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1949

Copy letter from Thomas Secker, Archbishop of Canterbury to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1950

Copy letter from Thomas Walpole to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1951

Letter from Nathaniel Curzon, 1st Baron Scarsdale to William Cavendish, 4th Duke of DevonshireCS4/1952

Letter from Charles Yorke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1953

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1954

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Charles YorkeCS4/1955

Copy letter from Charles Yorke, Attorney General to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1956

Minutes of conversation which passed with Mr Pitt yesterday at Hayes, by the Duke of NewcastleCS4/1957

Copy letter from George Onslow, 1st Earl of Onslow to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1958

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1959

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1960

Copy letter from William Pitt and Hester Pitt, Countess of Chatham (née Grenville) to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1961

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Philip Yorke, 1st Earl of HardwickeCS4/1962

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William PittCS4/1963

List of "Lords thought to be sureCS4/1964

Memorandum concerning "Lords, and others, recommended to the King, for employment..." by PittCS4/1965

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1966

Memorandum on "Heads for the Duke of Devonshire tomorrow" by Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1967

Letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1968

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1969

Letter from Sir Henry Cavendish to Sir Robert WilmotCS4/1970

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1971

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1972

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1973

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1974

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1975

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1976

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1977

Letter from Lord Frederick Cavendish to William Cavendish, 4th Duke of DevonshireCS4/1978

Letter Prince William, Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/1979

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/1980

Copy letter from William Pitt to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1981

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William PittCS4/1982

Copy letter from George Onslow to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1983

Copy letter from George Onslow to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1984

Copy letter from Philip Yorke, 1st Earl of Hardwicke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1985

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1986

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/1987

Letter from Charles Watson-Wenworth, 2nd Marquess of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1988

Copy letter from Henry Bilson Legge to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1989

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Charles YorkeCS4/1990

Copy letter from George Onslow to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1991

Copy letter from Charles Yorke to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1992

Copy letter from Jean Baptiste de Féronce to Thomas Pelham-Holles, 1st Duke of NewcastleCS4/1993

Letter from Mary Watson-Wentworth (née Bright) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1994

Letter from Mary Watson-Wentworth (née Bright) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1995

Letter from Mary Watson-Wentworth (née Bright) Marchioness of Rockingham to William Cavendish, 4th Duke of DevonshireCS4/1996

Letter from William Pitt to William Cavendish, 4th Duke of DevonshireCS4/1997

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/1998

Letter from George Canning to William Cavendish, 4th Duke of DevonshireCS4/1999

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/2000

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2001

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2002

Letter [from Lord Frederick Cavendish to Prince William, Duke of Cumberland]CS4/2002.1

Letter from Lord Frederick Cavendish [to Prince William, Duke of Cumberland]CS4/2002.2

Letter from Lord Frederick Cavendish [to Prince William, Duke of Cumberland]CS4/2002.3

Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/2003

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2004

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/2005

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2006

Letter from George Tissington to William Cavendish, 4th Duke of DevonshireCS4/2007

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/2008

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to Prince Louis of BrunswickCS4/2009

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/2010

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2011

Letter from James Gisborne to William Cavendish, 4th Duke of DevonshireCS4/2012

Letter from John Russell, 4th Duke of Bedford to William Cavendish, 4th Duke of DevonshireCS4/2013

Letter from George Canning to William Cavendish, 4th Duke of DevonshireCS4/2014

Letter from Henry Bilson Legge to William Cavendish, 4th Duke of DevonshireCS4/2015

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2016

Letter from Mary Lennox (née Bruce) Duchess of Richmond to William Cavendish, 4th Duke of DevonshireCS4/2017

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to John Garnett, Bishop of ClogherCS4/2018

Copy letter from Thomas Pelham-Holles, 1st Duke of Newcastle to John WhiteCS4/2019

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2020

Letter from Thomas Pelham-Holles, 1st Duke of Cumberland to William Cavendish, 4th Duke of DevonshireCS4/2021

Letter from Henry Seymour-Conway to William Cavendish, 4th Duke of DevonshireCS4/2022

Letter from David Garrick to William Cavendish, 4th Duke of DevonshireCS4/2023

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2024

Receipt for £1,250 from William Cavendish, 4th Duke of DevonshireCS4/2025

Letter from John Heaton to William Cavendish, 4th Duke of DevonshireCS4/2026

Letter from Richard Newcome, Bishop of St Asaph to William Cavendish, 4th Duke of DevonshireCS4/2027

Letter from Thomas Pelham-Holles, 1st Duke of Newcastle to William Cavendish, 4th Duke of DevonshireCS4/2028

Intimations given by Mr Russell of the Duchy Office to the agents of William Cavendish, 4th Duke of DevonshireCS4/2028.1

Letter from Sir Anthony Thomas Abdy to William Cavendish, 4th Duke of DevonshireCS4/2029