Manuscript diaries, 1939-1946, notably covering his command of 2 Corps, BEF, France and Belgium, 1939-1940, his service as Commander-in-Chief, Home Forces, 1940-1941, and as Chief of the Imperial General Staff, 1941-1946, with detailed accounts of meetings and conversations, and comments on personalities. Detailed unpublished memoirs, 1883-1946, written in [1946-1960]. Personal files, 1940-1946, principally comprising copies of official and semi-official correspondence with FM Sir Bernard Law Montgomery, 1942-1945, relating to his commands of 8 Army, Middle East, 1942-1943, and 21 Army Group, North West Europe, 1944-1945; with FM Archibald Percival Wavell, 1st Viscount of Cyrenaica and of Winchester, 1940-1945, relating to his commands in the Middle East, 1940-1941, and India, 1941-1945; with FM Sir (Henry) Maitland Wilson, 1943-1945, relating to his commands in the Middle East, 1943-1944, and as head of British Joint Staff Mission, Washington, 1944-1945; with FM Hon Sir Harold Rupert Leofric George Alexander, 1942-1945, relating to his commands in the Middle East, 1942-1943, and Italy, 1943-1944, and the Mediterranean, 1944-1945; with Lt Gen Sir Kenneth Arthur Noel Anderson, 1942-1945, relating to his commands in North Africa, 1942-1944, and East Africa, 1945; with Adm Lord Louis (Francis Arthur Victor Nicholas) Mountbatten, Supreme Allied Commander, South East Asia, 1943-1945; with FM Sir John Greer Dill, head of British Joint Staff Mission, Washington, 1941-1944; with Lt Gen Frederick Arthur Montagu Browning, Chief of Staff, South East Asia Command, 1944-1945; with Lt Gen Herbert Lumsden, South West Pacific Area, 1944; with Lt Gen Sir Frank Noel Mason-Macfarlane, Governor and Commander-in-Chief, Gibraltar, 1942; and with Gen Wladyslaw Sikorski, Polish Forces, 1941-1943. Papers relating to his role as Chief of the Imperial General Staff, 1941-1946, dated 1940-1951, notably including conference papers for Combined Chiefs of Staff meetings, 1943-1945; semi-official correspondence with Lt Gen Sir Claude John Eyre Auchinleck, 1940-1945, relating to Auchinleck's commands in Norway, India and the Middle East, 1940-1945. Other papers relating to his life and career, 1897-1963, dated 1897-1966, 1992-1993, including letters to his mother, 1906-1920, notably covering his service in India, 1906-1914 and France and Belgium, 1914-1918; texts of his lectures on artillery given at Staff College, Camberley, 1923-[1926]; papers relating to his post-war activities, notably his role as Chancellor of Queen's University, Belfast, 1949-1963, dated 1949-1968; papers relating to ornithology, 1950-1963; published and unpublished articles collected by Alanbrooke and his wife, 1929-1967; texts of his speeches and broadcasts, 1944-1962; photographs, [1902-1963], 1978, 1992, mainly official photographs of Alanbrooke as Chief of Imperial General Staff, 1941-1942. Papers collected by Mrs M C Long in preparation for the writing of Alanbrooke's biography, dated 1954-1958, notably including texts of interviews with friends and colleagues, 1954-1958. Correspondence relating to Alanbrooke's papers and Sir Arthur Wynne Morgan Bryant's books Turn of the tide (Collins, London, 1957) and Triumph in the West (Collins, London, 1959) (both based on Alanbrooke's diaries), dated 1951-1968. Correspondence of FM (Richard) Michael (Power) Carver, Baron Carver, relating to erection of Alanbrooke statue in Whitehall in 1993, dated 1991-1993

Papers relating to his role in the development and production of armoured fighting vehicles, dated 1914-1959, 1964, 1994, principally comprising correspondence, memoranda and minutes relating to the Landships Committee, 1915-1916, and the Tank Supply Committee, Tank Supply Department (later Mechanical Warfare Supply Department) and Mechanical Warfare (Overseas and Allies) Department, 1916-1918; progress reports and memoranda on design and construction of landships, 1915; plans, drawings and blueprints for landships and tanks, 1915-1916; 'Notes on the employment of tanks' by Col Ernest Dunlop Swinton, printed at the Foreign Office, 1916; 'Mechanical warfare, a summary of British tank development, 1914-1918', typescript text by Stern, [1925]; papers relating to the establishment of the Allied Tank Factory at Neuvy Pailloux, Chateauroux, France, dated 1917-1918; notes and reports by Lt J Rackham and George Watson relating to the use of tanks on the Western Front, 1917; 'The tactical employment of tanks in 1918', unofficial report by Col John Frederick Charles Fuller, 1917; correspondence and memoranda relating to Ministry of Supply Special Vehicle Development Committee and the Tank Board, 1939-1943, and the design and development of TOG heavy tanks, 1939-1944 ['TOG' - The Old Gang, informal name for Special Vehicle Development Committee members, some of whom had worked on tank development during World War One], including correspondence with Rt Hon Edward Leslie Burgin, Minister of Supply, 1939-1940, Rt Hon Herbert Stanley Morrison, Minister of Supply, 1940, Rt Hon Sir Andrew Rae Duncan, Minister of Supply, 1940-1941 and 1942, Rt Hon William Maxwell Aitken Beaverbrook, 1st Baron Beaverbrook, Minister of Supply, 1941-1942, Sir James Lithgow, Chairman of the Tank Board, 1941, and Rt Hon Winston (Leonard Spencer) Churchill 1940-1942, Prime Minister, First Lord of the Treasury and Minister of Defence, Sir William Tritton of Tritton, Foster and Co, and Cdr R H Stokes-Rees, 1943-1944; official reports by Lt Col Gordon Hall on British and Italian use of tanks in the Middle East, 1940-1941, dated 1941; specifications and technical reports relating to tanks, 1939-1944; minutes of Special Vehicle Development Committee, 1939-1942; papers relating to investigation of Stern's position in the Ministry of Supply, 1942, dated 1939-1942, including transcriptions of interviews with Stern, 1942; correspondence and memoranda relating to Stern's evidence before the Sub-Committee on National Production and Supply of the House of Commons Select Committee on National Expenditure; publications and printed material relating to tanks, 1915-1919, 1939-1946, 1959; photographs, 1915-1918, 1939-1945, principally comprising British, French and Canadian photographs of tanks, 1915-1918; photographs of TOG tanks, 1939-1942; films concerning the development of the tank, 1918, 1941-1942, 1957. Other papers relating to his life and career, notably including photographs relating to his service with the Royal Naval Air Service, 1914-1915; copies of personal correspondence, 1918-1919.