Papers relating to the Labour Party, 'Aircraft/Armaments/ Defence Ministry Labour Party Committee', 1935-1945, (fols. 2-164) papers on the aircraft industry and the Royal Air Force, with Labour Party policy on arms and disarmament, 1935, and discussion of chemical and other warfare; (fols. 165-308) Labour Party Air Subcommittee memoranda and other papers on armament supply organisation, the Air Ministry and the Royal Air Force, including discussion of rearmament, the Arms Commission opposing a State monopoly on the manufacture of arms, and correspondence with RAF personnel; (fols. 309-363) correspondence and memoranda from RAF stations, May-Sept. 1938, on RAF expansion and work, and (fols. 364-512) miscellaneous Labour Party Publications 1944-1945.