Papers of Charles Montague Fletcher including material relating to his father and the various organisations that Fletcher was involved in, including ASH, section J, from 1983-1995; Institute of Medical Ethics, section F, 1992-1993; and the working party for patient information leaflets covering the period 1980 - 1990, section F. Section C comprises articles and correspondence for the period 1984-1993, relating to Fletcher's involvement in the clinical trials of penicillin. Section D concerns Fletcher's work in television and communication skills of the medical profession, 1967-1983. Other issues touched upon include general material on smoking, pneumoconiosis and asthma; euthanasia, including some material on the Voluntary Euthanasia Society; and much material relating to medical communication.

Papers of the Society for the Study of Addiction to Alcohol and other Drugs, 1920s-1970s, comprising minutes, 1921-1969 and 1976; registers of attendance, 1904-1939; financial records, 1930s and 1960s; and uncatalogued meeting papers and correspondence, 1965-1968. Including minutes of the London Society for Study of Addiction, 1965-1967.

Papers of the Sir Francis Avery Jones, 1934-1998, comprised of four main sections: Personal items, including memorabilia and photographs. Correspondence relating to Avery Jones' various areas of interest, including published letters. Publications and reviews, mostly written by Avery Jones but also including articles by other people which he gathered together throughout his career. Items relating to Societies and Institutions which Avery Jones was involved with in various capacities.