Papers relating to his life and career 1928-1981, including correspondence, (letters, reports, memoranda, training programmes, photographs and maps) relating to the Allied invasions of North Africa and Sicily (Operation TORCH and Operation HUSKY), 1942-43; correspondence between Salmon and the Air Ministry relating to the daily running of RAF Regt units under his command in North Africa, Sicily, Italy, Greece and Yugoslavia, 1942-1945; correspondence with Maj Gen Claude Liardet, Commandant of RAF Regt, 1942-1945; Salmon's retrospective war diaries (2 vols.) detailing RAF Regt unit operations in Mediterranean theatre, 1942-1945; maps of North Africa, Sicily, Italy, France, Greece and Yugoslavia, 1928-1944; photographs of RAF Regt units in Greece, North Africa and Italy, 1942-1945; papers relating to 'Ground-Air Landmark' (GAL) operations conducted by RAF Regt, 1944-1945.

Papers of Tom Wintringham and his second wife Katherine 'Kitty' Wintringham ( née Bowler), 1891-1982. Papers of Tom Wintringham relating to the Home Guard include correspondence, articles, radio broadcasts, press cuttings, photograph, report, lecture transcripts and training exercises. Papers relating to the Common Wealth Party including correspondence, photographs, minutes, publications, papers on Common Wealth Party policy, formation, resignations, libel charges, election campaigns and conferences. Other papers relating to Tom Wintringham including papers from his time at Balliol College, Oxford, 1918-1920; Wintringham's visit to Moscow, 1920; various inventions by Wintringham, 1929-1949; the Communist Party, 1933-1944; British economic crisis, 1947, and obituaries and biographical articles. Wintringham's correspondence includes his school days, First World War, prison, Spanish Civil War, Home Guard, Common Wealth Party and general personal and professional correspondence; Kitty's correspondence includes Spanish Civil War, the Common Wealth Party and general personal and professional correspondence. Photographs notably cover the Spanish Civil War, Home Guard, Common Wealth Party, Tom and Kitty Wintringham, their children, friends and family. Writings by Wintringham include draft and published articles (chiefly for the Picture Post , the Tribune , the Daily Herald and the Daily Mirror ), drafts of published and unpublished books, scripts, reviews, notes, short stories and essays. Draft articles by Kitty. Poems by Wintringham and others on topics including World War One and the Spanish Civil War, 1910-1950 and printed material, 1923-1950.