Papers relating to early career, including material on early aviation, 1911-1913, and texts of lectures given at the RAF Staff College, Andover, 1922-1926. Material relating to post as Air Officer Commanding, British Forces in Iraq, 1928-1935, including correspondence, memoranda and telegrams relating to operations in Iraq and Kuwait, 1928-1930, and negotiations for the Anglo-Iraq Treaty, 1930; news cuttings and notes relating to political and military affairs in Iraq, and the situation of the Assyrians and Kurds, 1930-1935. Papers created as Air Officer Commanding in Chief, Air Defence of Great Britain, 1933-1935, mainly relating to a Royal Review of the RAF at Mildenhall, Suffolk, and Duxford, Cambridgeshire. Papers relating to post as Air Officer Commanding in Chief, Middle East, notably memoranda, cypher signals, letters and notes, 1931-1936, relating to RAF operations, mainly planning and preparation for the possibility of war between the League of Nations and Italy following the Italian invasion and annexation of Abyssinia; correspondence with ACM Sir Edward Leonard Ellington, Chief of Air Staff, 1935-1936; memoranda, telegrams, correspondence and newscuttings on operational matters relating to the Arab Rebellion against the British Mandate in Palestine, 1936; material collated by Brooke-Popham for lectures on the Middle East, 1930, 1936; correspondence, memoranda and minutes relating to the formation and working of an Executive Committee on Assyrian Settlement, 1943-1947. Papers relating to the creation and implementation of the Empire Air Training Scheme in Canada and South Africa, 1939-1945, including personal correspondence with Arthur William Street, Permanent Under-Secretary of State for Air, 1940. Papers relating to post as Commander in Chief, Far East, notably telegrams and memoranda relating to the requirements of the RAF and Army in the Far East, 1940-1949; personal correspondence with Maj Gen Sir Hastings Lionel Ismay, Secretary to the Committee of Imperial Defence, 1940-1941; semi-official correspondence with Street, 1940-1941; material relating to the replacement of Brooke-Popham as Commander in Chief, Far East, Nov 1941; telegrams relating to reconnaissance sightings of Japanese convoys, the decision not to launch Operation MATADOR, the outbreak of war with Japan, and the sinking of RN battleships HMS PRINCE OF WALES and HMS REPULSE, Dec 1941; papers, correspondence and proofs relating to the publication of various despatches and reports concerning operations in Malaya, 1941-1947. Papers created whilst Inspector General of the Air Training Corps, 1942-1947, 1950-1952, mainly comprising inspection reports and material relating to the post-war organisation of the Air Training Corps. Booklets, memoranda, and reports collated by Brooke-Popham relating to RAF training, policy and operations, [1914]-1946. Material relating to research for and writing of articles, lectures and pamphlets, mainly relating to history, aviation or training, 1923-1952. Printed material, 1890-1953, mainly relating to aviation. Maps and photographs, 1917-[1945], including aerial photographs of the Western Front during World War One, 1917-1918.

Papers comprising printed or typescript reports and supporting publications, on the 1 Army, North Africa, Civil Affairs Staff Centre (CASC), and on the administration of civilians in occupied territory including the Control Commission Germany (CCG), 1885-1947; notably comprising printed and typescript instructions, orders and reports issued by the Provost Marshal's Office, 1 Army, North Africa, including on traffic control, stores, planning, lessons learnt from the operations, intelligence summaries, 1 Army newsletters, 'Crusade', with an air raid precautions poster from Algeria, 1939-1943; reports and typescript summaries relating to the Civil Affairs Staff Centre (CASC), on 'captivity neurosis', the economics and finance of wartime Europe, fire and civil defence, road transport, military writing, the welfare of occupied populations, Nazi doctrines, files of information on national temperaments and characteristics of various occupied countries including Belgium, Denmark, France, Germany and Italy, 1943-1944; appointments diary compiled by Paton Walsh (1945), memoranda, correspondence and papers on aspects of the German penal system under the Nazis and Allied occupation, notably the police, procedures, juvenile courts, penal statistics from Nazi Germany, 1929-1947, including copies of British Zone Review , Nov 1945-Dec 1946; papers on the Control Commission Germany including confidential reports on police trainees, lectures given by Paton Walsh, the purging of Nazis from office, training and planning for post-Nazi administration, training and organisation of the penal system in Allied occupied Germany with observations on the regulation of the system under the Weimar Republic and the National Socialists, precautions against sabotage directed against occupying forces, 1943-1946; witnesses' depositions in the Nuremberg trials, account of Brendonk Concentration Camp, defence positions of the Gestapo, Sturm Abteilung (SA), 1945-1946; papers on Cologne Prison, including an autobiographical account and journal of Rudolf Kirsch, prisoner, and correspondence, 1939-1944, papers on executions at Cologne Prison with copies of the last letters of the condemned, 1941-1944; publications in English on military law, police and transport, mainly manuals, regulations and information notes on Imperial policing, traffic patrols, military law, inspection and care of vehicles, 1917-1945; publications on the Allied occupation of Germany, consisting of notes on the military government of occupied territory, internment camps, contact lists for civil administrators, Who's who in occupied Europe, chart of the Nazi administrative structure, re-education programmes, maps and gazetteers of Germany, Austria and Denmark, 1943-1945; American publications, namely civil affairs information guides, fileld manual of military government, an entertainment guide for American soldiers entitled, 'What's Cooking in Berlin', copies of The Stars and Stripes and the New York Herald Tribune , 1940-1946; general military handbooks including guidance for officers on allowances, the training of Army tradesmen, training manuals on air support of infantry and the use of parachute troops, catering, defence of aerodromes against attack, the disposition of unit records, signals, mine clearance, anti-malarial precautions, 1939-1943; Army Education booklets in a series entitled 'The British Way and Purpose', 1942-1943; German language publications on law, crime and prisons especially regulations, criminal biology, youth crime, 1885-1942; German National Socialist publications on topics ranging from flying schools, the SA in Berlin to the beginnings of radio broadcasting,1926-1946; maps, mainly Ordnance Survey and Stanfords, of United Kingdom cities and counties, including Wolverhampton, Winchester, Dover, East Sussex and Suffolk, 1913-1940; maps of Germany, central and eastern Europe, 1936-[1945]; maps of Algeria, French North Africa, Tunisia, 1942; propaganda cartoon and other posters published by the Evening Standard , Stationery Office and Army Bureau of Current Affairs, 1944; 1 file of telegrams, commission of 1918 and details of the various promotions of Paton Walsh, 1916-1947.