Papers relating to his RAF career, 1939-1951, dated [1939-1951], 1984-1985, [1987], 1991, 1993, particularly his service in the USSR, 1941, and Sweden, 1948, principally comprising photographs of Haw and his RAF colleagues, [1939-1951]; press cuttings, 1941, [1946], 1948, 1956, [1987], 1991, [1993]; 'Pilot's notes for Spitfire 22 and 24 Griffon 61 engine' (Air Publication 2816 B andC), prepared by the Air Ministry, 1947, with amendments list, 1950. Audio tape of interview with Paul Hamlin, 1993, concerning Haw's service at Coolham Airfield in 1944.

Manuscript narrative diary relating to Dewing's service as Director of Military Operations, War Office, and as Chief of Staff to ACM Sir (Henry) Robert (Moore) Brooke-Popham, Commander-in-Chief Far East, 1939-1941; two typescript narrative diaries relating to Dewing's service as Head of Army and Air Liaison Staff, Australia, 1943-1944, and as Head of Supreme Headquarters, Allied Expeditionary Force (SHAEF) Mission to Denmark, 1944-1945, with typescript 'Notes on my relations with Swedish Services and Government' [1945]; typescript biographical account of Dewing's career by his son, William Dewing [1979].