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- 19Archive Collections
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- 11972Ref:GB 210 /6Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:Folder (2 cm.)Show on map
- 21968-1975Ref:GB 210 P1/1Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:Ffolder/folder (3.25 cm.)Show on map
- 31957-1958Ref:GB 210 CG6/33Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:Envelope (12 ff.)Show on map
- 41972-1973Ref:GB 210 LJA4/7Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:1 envelope (1.0 cm.)Show on map
- 51923-1939 (accumulated 1929-1939)Ref:GB 210 BC2Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:1 vol., 1 folderShow on map
- 61980-1991Ref:GB 210 LLLocation:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:2 booklets, 3 envelopes, 5 folders, 1 bundleShow on map
- 71970-1979Ref:GB 210 LQLocation:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:3 envelopesLanguage:English EnglishShow on map
- 81963-1980 (accumulated 1969-1980)Ref:GB 210 CRLocation:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:5 folders, 14 envelopesShow on map
- 91972.Ref:GB 210 B2/6Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:1 cmShow on map
- 101965-1969Ref:GB 210 CV/5Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:Folder (3.5 cm.)Show on map
- 111976-1977Ref:GB 210 P1/34Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:Ffolder/folder (3.25 cm.)Show on map
- 121951-1959Ref:GB 210 LW7Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:3 folders, 7 envelopesShow on map
- 131973-1975Ref:GB 210 LW8Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:3 folders, 4 envelopesShow on map
- 14[1911x1963]Ref:GB 210 A5/7Location:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:2 ffolder (4 cm.)Show on map
- 151963-1988 /Ref:GB 210 RHIAEGLocation:National Library of Wales / Llyfrgell Genedlaethol CymruName of creator:Rhieni Dros Addysg Gymraeg (Organization).Extent:0.009 metrau ciwbig (1 bocs); 1 bocs bychan (Hydref 2011)Language:CymraegShow on map
- 161973-1989Ref:GB 210 NLW MS 22804DLocation:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:iv, 493 ff. (numbered 1-445 with several insertions, in two volumes) 300 x 210 mm. and less Guarded and filedLanguage:English EnglishShow on map
- 171973-1989Ref:GB 210 NLW MS 22805DLocation:National Library of Wales / Llyfrgell Genedlaethol CymruExtent:iv, 493 ff. (numbered 1-445 with several insertions, in two volumes) 300 x 210 mm. and less Guarded and filedLanguage:English EnglishShow on map
- 181928-1930 /Ref:GB 210 NLW MS 10701BLocation:National Library of Wales / Llyfrgell Genedlaethol CymruLanguage:Welsh, EnglishShow on map
- 191967-1998 /Ref:GB 210 CYMAEGLocation:National Library of Wales / Llyfrgell Genedlaethol CymruName of creator:Cymdeithas yr Iaith Gymraeg.Extent:2.762 metrau ciwbig (113 bocs)Language:Welsh English Cymraeg, SaesnegShow on map