Revolutionary Socialist League: Duplicated leaflets, discussion bulletins, etc, including some items from Militant Labour League, 1937-42.
Workers' International League: Duplicated leaflets, discussion bulletins, etc, especially on industrial, military and organisational matters, 1941-44; documents relating to Reconstitution Conference of RSL and Fusion Conference of RSL and WIL, 1943-44; 'Youth for Socialism', 1938-41; 'Socialist Appeal', 1941-49 (publication continued by RCP); 'Workers' International News', 1943-49 (publication continued by RCP).
Revolutionary Communist Party: Duplicated leaflets, discussion bulletins, etc, 1944-49; photographs and press cuttings, including information on RCP candidate in Neath by-election, 1945 (MSS.75/7/1); publicity leaflets of WIL and RCP; 'Party Organiser', 1946-48; papers of Left Fraction within RSL and RCP.
Socialist Review Group: National Committee minutes, 1950-53; Birmingham Branch minutes, 1950-53; correspondence between Ken Tarbuck and SRG members; 'Socialist Review', 1950-61 (incomplete series).
Press cuttings relating to apprentices' strike, 1944; youth papers, including 'Young Guard', 1940s-1960s; publications of other left-wing organisations, especially from North America, 1960s.
Records received as accession 1378 include general political correspondence, correspondence with individual correspondents, subject files, writings by Tarbuck, scrapbooks, audio recordings of interviews, talks and meetings, and miscellaneous pamphlets, journals and other publications.