Correspondence, essays and papers mostly relating to the Social Democrat Books, a series of books written on general and political interests with a social democracy point of view and closely associated with the Social Democratic Party (SDP).

Correspondents include Wayland Young, Robert Maclennan, Michael Young, George Weidenfeld, Shirley Williams, and Roy Jenkins, among others.

Also includes paper "The Roots of the New Radicalism a Proposed Reader for the Alliance" by Anthony Martin and Robert Oakeshott, draft catalogue blurb for book The Rebirth of Britain, draft announcement detailing the books included in the Social Democrat Books series, synopsis of The State and The Arts by Charles Wintour, paper "The Restoration of Full Employment" by James E. Meade, a proposal for book Education by William Taylor, proposed outline book Resource Politics, proposal for book Equality, Sisterhood and Reality by Mary Midgley and Judith Hughes (published as Women's Choices: Philosophical Problems Facing Feminism,1983), paper "The House of Lords, Unreformed and Reformed", and outline of book Co-operatives in the Mixed Economy of the Future by Michael Young and Marianne Rigge (published as Revolution from Within: Cooperatives and Cooperation in British Industry, 1983).