The collection comprises the minutes, correspondence and papers of the following Branches of the Royal College of Midwives (1909-1993), providing an insight into the activities and policies of midwives associations operating on a local level throughout the United Kingdom:
- RCM/G1 - Lancaster Branch of the RCM (1949-1982)
- RCM/G2 - East Riding Midwives Association (1971-1992)
- RCM/G3 - Nottingham Branch of the RCM (1994)
- RCM/G4 - Oxford Branch of the RCM (1930)
- RCM/G5 - Gillingham Midwives Association (1921-1940)
- RCM/G6 - Bath Branch Midwives Association (1951-1967)
- RCM/G7 - London Branch Midwives Association (1909-1913)
- RCM/G8 - East Sussex Midwives Association (1924-1964)