Papers relating to his service in the RAF, [1939-1945], 1948, principally comprising official photographs of radar installations, [1939-1945] and RAF operations rooms, [1939-1945], including photograph of operations room of HQ Fighter Command, RAF Bentley Priory, Stanmore, Middlesex, 1939; typescript notes and diagrams about layout and organisation of RAF sector controloperations rooms, [1939-1945]; official photographs of [RAF station], Wunstorf, Germany, 1948.

Papers relating to the RAF Levies (Iraq), 1955-1959, including typescript copy of speech by Sir Michael (Robert) Wright, British Ambassador to Iraq at the RAF Levies (Iraq) disbandment parade, RAF Habbaniya, 2 May 1955; typescript copy of report to the Air Ministry by Riall entitled 'The Royal Air Force Levies (Iraq) [1955]; typescript 'The RAF Regiment bulletin report on the RAF Levies (Iraq) - the final two years', 15 Jun 1955; typescript 'Iraq Levies - history prior to disbandment', 1955; edition of The Arab World with article entitled 'The Aden Protectorate Levies', Jun 1959. Papers relating to RAF training, 1950-1958, including edition of Air Ministry Restricted booklet 'Manual of ground defence for the Royal Air Force. Volume 1, Active defence', Jun 1950; typescript course notes, Senior Officers Course, Civil Defence Staff College, Sunningdale, Ascot, Berkshire, Feb 1958; typescript notes on nuclear, biological and chemical warfare, Mar-Dec 1958. Papers relating to the Royal Exodus Hunt, Iraq, 1937-1938 and 1953-1954, including correspondence, bills and accounts, May 1937-Feb 1938; manuscript hunting diary and typescript accounts, 15 Nov 1953-7 Feb 1954.

Papers relating to his military service, 1938-[1943], 1948-1951, principally comprising papers relating to anti-aircraft searchlight training, 1938-[1943], including 'The training of the anti-aircraft searchlight spotter' by Capt Lancelot Edgar Conhop Mervyn Perowne, reprinted from The Royal Engineers Journal, Sep 1938, and School of Anti-Aircraft Artillery and School of Anti-Aircraft Defence course notes and papers, [1939-1943]; military and War Office editions of Ordnance Survey maps of North Midlands, Lincolnshire and East Anglia, 1939, 1941, 1948-1949; 'The officer and fighting efficiency', pamphlet issued by War Office, 1941; notes relating to Company and Battery Commanders' Course No 5, Army School of Chemical Warfare, 1944; 5 Anti-Aircraft Group training directives and operational orders, 1949; orders, instructions and other papers relating to 58 Anti-Aircraft Bde, Royal Artillery (Territorial Army) Exercises DERWENT and CORGI, 1950.