Ministry of Health records (MH51, MH58, MH79).
Home Office records (HO144).
Cabinet papers and minutes.
Ministry of Labour.
Parliamentary and Governmental Departmental Sources
Report from His Majesty's Commissioners for Inquiring into the Administration and Practical Operation of the Poor Laws, Published by Authority (London, 1834).
Report on Free and Pauper Colonies in Holland by Sir John McNeill, Appendix A to 8th Annual Report of the Board of Supervision for Relief of the Poor (Scotland), in Parliamentary Papers, vol. xxix.
Report on Agencies and Methods for Dealing with the Unemployed (London: HMSO C-7182), in Parliamentary Papers, vol. lxxxii.
Report of the Interdepartmental Committee on Physical Deterioration (London: HMSO, 1904, Cd. 2175).
Royal Commission on the Care and Control of the Feeble-Minded. Minutes of Evidence and Reports (London: HMSO, 1908, Cd. 4215-21, 4202).
Report of the Royal Commission on the Poor Laws and Relief of Distress, Poor Law Commissioners (London: HMSO, 1909, Cd. 4499).
Report of the Interdepartmental Committee on Mental Deficiency 1925-1929 (Wood Report), 3 vols., 4 parts (London: HMSO, 1929).
Report of a Special Inquiry into Various Forms of Test Work, Ministry of Health (London: HMSO, May 1930, Cmd. 3585).
Royal Commission on Unemployment Insurance (London: HMSO, 1931), Minutes of Evidence.
Report of the Departmental Committee on Sterilisation, chaired by Sir Laurence Brock (London: HMSO 1934, Cmd. 4485). In Parliamentary Papers, vol. xv (1934).
A Clinical and Genetic Study of 1280 Cases of Mental Defect (The Colchester