Subject Source: Library of Congress Subject Headings
Found in 3 Collections and/or Records:
Papers of the Public Opinion Research Department, 1948-1953, and other subsequent papers relating to the commissioning and dissemination of public opinion polls, 1953-1988.
Extents: 79.75 Linear metres (725 boxes)
Dates: 1948-1988, n.d.
Papers of the Conservative Research Department, c.1974-1990
Extents: 1656 shelfmarks
Conservative Research Department: Letter books of Desk Officers/Subject Specialists, c.1930s-1987
Extents: 709 shelfmarks