Source material for a published collection of essays on JEP to mark the centenary of his birth, edited by Lord Howard of Rising. Includes: transcript of an interview between JEP and David Frost [? January 1969, see POLL 5/67 for the recording] on the Birmingham speech ["Rivers of Blood"], 1968, racial discrimination and immigration; summary of JEP's immigration statistics; commentary on an article by JEP on the National Economic Development Council (NEDC or Neddy), 1963; copies from Hansard with a speech by JEP on immigration, May 1976; articles on JEP.