Papers and correspondence on the census, particularly JEP's view of its inaccurate picture of the immigrant population. Correspondents include: Philip Redfern [Deputy Director, Office of Population Censuses and Surveys]; David Owen, Minister of State, Department of Health and Social Security, on census statistics for immigrant numbers, particularly in Birmingham [Warwickshire] and Wolverhampton [Staffordshire] (3); A B Neale, Corporation Statistician, City of Birmingham Central Statistical Office (4); John Hall; Richard Crossman, Secretary of State for Social Services; Sir Keith Joseph, Secretary of State for Social Services (2).

Also includes: papers by A B Neale predicting numbers of immigrant schoolchildren in Birmingham, and reporting on ethnic origins of Birmingham children born in 1971; statistical extracts from the census; press statements by JEP on inaccuracies in the census underestimating the immigrant population of London; paper presented by JEP to the Institute of Population Registration on the census; figures and notes by JEP on the census; press cuttings; minutes of evidence from the Select Committee on Science and Technology on figures for immigrant births (1970).