The papers cover the period 1914-1965 and include papers relating to service in England, France and with British Army of the Rhine, 1914-1919 in particular 35 Division Artillery Signals; Iraq, including diary, 1920-1921; Nigeria, including field message book, 1924; Quetta, India, including earthquake diary, 1935; newspapers covering death of King George V, 1936; command of Northern Rhodesia Regt, Lusaka, 1937-1940, including scrap albums; command of 26 (East African) Infantry Brigade, East Africa and Abyssinia, 1940- 1941, including operation reports; command of 22 (East African) Infantry Brigade, Madagascar, 1942, including operation reports; command of 28 (East African) Infantry Brigade and 11 (East African) division, Burma and India, 1944-1946 including accounts of operations; General Officer Commanding East Africa, 1946- 1948, including official circulars, speeches and addresses; General Officer Commanding Aldershot Command, 1948-1951, including speeches and lectures; Representative on Military Staff Committtee, United Nations, 1951-1953, including diary; Col Commandant of Northern Rhodesia Regiment, King's African Rifles and Kenya Regiment, including correspondence, 1952-1964, committee papers and publications; papers relating to Army Cadet Force Association including minutes of meetings, 1956-1959; Inter-Parliamentary Union, including account of journey to Warsaw, Poland, 1959; maps, 1914-1943, including Western Front, Iraq and India, Nigeria and Madagascar.

Typescript memoir entitled 'Ships in bottles' covering his life and naval career, 1902-1952, notably his service in the North Sea and the English Channel, 1915-1916, off the West coast of Ireland, 1917-1918, in Turkey, 1922, China, 1927-1929, the Mediterranean, 1934-1936 and 1939-1940, the North Sea, 1941-1942, the Indian Ocean, 1942-1944, at destroyer base HMS DEFENDER, Liverpool, 1944-1945, and in West Africa, 1945-1946.

Typescript draft of 'The memoirs of a professional soldier in peace and war', an unpublished account of Clarke's career in the army, including service in Gallipoli and Palestine during World War One, 1968; various papers and pamphlets collated by Clarke, mainly relating to the training and performance of the Royal West African Frontier Force, 1923-[1960]; articles written by Clarke and published in British and African journals and periodicals, 1926-1959; printer's transparencies of maps used by Clarke in Part Two of the History of the Royal West African Frontier Force (Gale and Polden, Aldershot, 1964).

Papers, of Col Oliver Charles Berger, 1934-1983, comprising: Papers relating to Berger's education and early career, including: notes and essays on the history of political thought, 1934; Wilton Park Training Centre lecture notes and leaflets for German POWs 1946; correspondence relating to Berger's appointments and awards, 1946-1958; standing orders, memoranda and notes relating to A Sqn, Royal Scots Greys, Lopshorn Training Camp, Germany, Jul-Aug 1948; annual confidential reports on Berger, 1951-1953 and 1955-1957. Papers relating to diplomatic service and international relations, 1954-1980, including: reports, correspondence, guest lists and notes relating to Berger's service as Military Attache, British Embassy, Rangoon, Burma, 1954-1957, with notes on visits to London by senior Burmese military personnel, 1956. General background information, 1956-1983, including: US government publication, 'Mutual inspection for peace', [1956], relating to the role of aerial reconnaissance and photographic interpretation in US-USSR mutual inspection and peace-keeping; press cuttings, 1961-1980, chiefly relating to the Middle East, Africa, USSR, South East Asia and British nuclear policy; speeches made by Sir Alec Douglas-Home as Secretary of State for Foreign and Commonwealth Affairs, 1970-1971.