Papers of Ivor Bowen, 1926-1973, relating to his career in aeronautics, comprising manuscript volume entitled 'Bomb and Bombsight figures'; photographs, some captioned, relating to a long haul flight to Singapore, 1946, including exterior and interior details of plane and an aerial view of Singapore; Air Ministry Laboratory report, 'Bomb ballistics experiments, Orfordness, 1926', written by L C Bygrave and Ivor Bowen, including aerial photographs, photographs of recording equipment, bomb at moment of release, cine film stills of explosion, detailed technical drawings of recording equipment and periscopic bomb sight, and graphs of time lags, trail angles and fall times of bombs; publications relating to aeronautics including Air Ministry manuals, chiefly on air navigation, 1926-1941; typescript draft handbook, 'Aircraft compass installations', by C S Hudson, for publication by HMSO, [1949]; patents issued to General Precision Laboratory, USA, 1956-1959; lecture text, 'The development of visual landing for flight simulators' by G M Hellings, Chief Scientist, General Precision Systems Ltd, Oct 1961; technical product descriptions including for Miniature Inertial Navigation System (MINS), produced by Kearfott Division, USA and Kearfott C702519001 floated rate-integrating gyro, Aug 1962; performance data for floated rate-integrating gyro King II, produced by Kearfott Division, USA, Dec 1962; offprint articles on aeronautics, 1962; memoranda and minutes of meetings of the Air League, 1963-1973; 'Unservile State Papers, no 15: A Defence for Britain' by Anthony Paice, Liberal Publication Dept, [1966]; letter from I J Bettison, General Equipments Ltd, Adelaide, Australia, 3 Jun 1963, on selling flight simulation training systems; and 'extracts from the technical supplement to the annual report of the Aeronautical Research Council', 1 Apr 1965.

Papers, 1910, 1935-1986, of Lt Gen Sir John (Fullerton) Evetts, including report on Evetts by Col William Baume Capper, Commandant, Royal Military College, Sandhurst, Jul 1910; 136 photographic negatives relating to Palestine and the North West Frontier, India, 1935-1941; letters of congratulation for service and for decorations, 1936-1940, including letters from AVM Richard Edmund Charles Peirse, Air Officer Commanding British Forces, Palestine and Transjordan, and Lt Gen Sir George Alexander Weir, General Officer Commanding British Troops in Egypt, 1936, Gen Sir Arthur Grenfell Wauchope, High Commissioner and Commander-in-Chief, Palestine and Transjordan, 1937, Lt Gen Archibald Percival Wavell, Jan 1939, Sir Harold Alfred MacMichael, High Commissioner and Commander-in-Chief, Palestine and Transjordan, Mar 1939, and Lt Gen Alan Fleming Hartley, General Officer Commanding-in-Chief, Northern Command, India, 1940; three copy typescript reports on operations carried out by British forces in Palestine and Transjordan, 20 May-31 Jul 1938, 1 Nov 1938-31 Mar 1939 and 1 Apr-30 Jul 1939, by Lt Gen Robert Hadden Haining, General Officer Commanding British Forces in Palestine and Transjordan; group photograph of Evetts and the staff of the 'Evetts Mission', Melbourne, Australia, 1946; papers relating to the Joint Anglo-Australian atomic test Project, Woomera, South Australia, including lectures, correspondence, eight volumes of manuscript diaries by Evetts, Jan 1947-Aug 1951, and printed map of missile and rocket ranges, Long Range Weapons Establishment, Woomera, South Australia [1950]; typescript text of lecture by Evetts, 'Woomera, yesterday and today', in English, French and Spanish [1957]; edition of Spanish magazine Ingenieria Aeronautica with illustrated article in Spanish by Evetts, 'Woomera ayer y hoy', Jul-Aug 1957; printed illustrated article by Chris Wren entitled 'The Commonwealth's Cape Canaveral', from The Aeroplane and Astronautics , Mar 1960; booklet entitled '14 May 1689 to 14 May 1968. 1st Battalion, The Cameronians (Scottish Rifles)' commemorating the Regiment on its disbandment, 1968, with manuscript note, returning the booklet to Evetts, from Most Reverend and Rt Hon Arthur Michael Ramsey, Archbishop of Canterbury, 14 Jun 1968; correspondence relating to legal action taken against Anthony Mockler over statements concerning Evetts' actions in Syria, 1941, in his book Our enemies the French: being an account of the war fought between the French and the British, Syria 1941 (Cooper, London, 1976); five letters to Evetts from Col George Alan Dawson Young, Middle East Commandos Historical Research Group and former Commanding Officer 50 and 52 Middle East Commandos, Jul-Aug 1983, relating to allegations made against 50 Middle East Commando by Martin John Gilbert in Finest hour, Winston S Churchill, 1939-1941 (Heinemann, London, 1983); papers, 1979-1986, on the Anglo-Australian Joint Project, including typescript draft chapters of Fire across the desert: Woomera and the Anglo-Australian Joint Project, 1946-1980 by Dr Peter Ralph Morton (published by Australian Government Publishing Service, Canberra, 1989); Bristol Civil Defence Sub-Section, report by Evetts as retiring sub-regional controller, 1959.

Notes and papers, 1911-1952, of David Morrice Low, including scrapbook of news cuttings and pictures, 1911-1913; printed Marlborough school lists, 1914-1918, and extracts from school rules, 1916; list of Oriel men on service; notes on Italy and Latin, 1924-1925 and undated; notes on teaching classics and mathematics [1914-1921]; notes, manuscripts and typescripts for novels or short stories; material relating to Low's novel Twice Shy (1933) including notes, reviews, and a contract with Chatto & Windus; other material relating to Chatto & Windus, 1927-1933; notes on Greece and Nice; manuscript notes and letter, 1927, from V H Collins on 'Scotticisms'; manuscript personal notes on his mother, childhood, first memories, use of language and attitude to women; typescript note on role as examiner of English, 1940; notebooks on Edward Gibbon, some dated 1934-1935, from various sources including Gibbon's journal and letters; printed catalogue of Gibbon's library, 1934, and typescript essay on it; photographs of portraits of Gibbon and places associated with him; typescripts on 'The Grand Tour'; notes on aeronautical terminology in Spanish and Portuguese [1941-1943]; offprint of E M Wilson, 'La Estroga Sexta de la Cancion a la Flor de Guido', Miscelanea (1952), dedicated to Low; Enid Marx, The Pigeon Ace [undated].

US Military Uses of Space, 1946-1991 is a themed microfilm collection which presents an integrated record of US military space organisations, operations, and policy from 1945 to 1991. Included are memoranda, messages, presidential decision documents, program management directives, histories, organisational manuals, reports, and studies. Documents concern four basic areas of US space military activity: military support systems (communications, meteorology, reconnaissance and other satellites), space weaponry (anti-satellite weapons and the Strategic Defense Initiative), policy, and organisation. Material concerning military support systems includes papers relating to the establishment of a US photographic reconnaissance satellite program, 1956; US Air Force contracts to Lockheed Missile Systems Division to develop the WS-117L air reconnaissance satellite, 1956-57; the development of the US Air Force reconnaissance satellite, codenamed SENTRY and then SAMOS, 1958; the Central Intelligence Agency (CIA) research and development of an imaging satellite, codenamed CORONA, 1958; launching of CORONA satellite, 18 Aug 1960; the development and launch of Global Positioning Systems (GPS) and Defense Support Program (DSP) satellites designed to provide nuclear explosion detection data relevant to military intelligence collection, treaty verification (Limited Test Ban Treaty, Threshold Ban Treaty, Non-Proliferation Treaty, and Outer Space Treaty), and damage assessment, 1963-1970; development and launch of signals intelligence (SIGINT) satellites, including the RHYOLITE communications satellite, 1970; the launch of the KH-11 electro-optical 'pixel' imaging satellite, Dec 1976; development and launch of ocean surveillance PARCAE satellites, 1976-1989; communications intelligence (COMINT) satellite including the VORTEX and MAGNUM satellites, 1978-1985; the launch of synthetic aperture radar system LACROSSE satellites, 1988-1991; the development and launch of early warning satellites including the Missile Defense Alarm System (MIDAS) to monitor the missile launches from the Eurasian land mass and Submarine- Launched Ballistic Missiles (SLBMs); papers relating to launch systems, including expendable launch vehicles (ELVs), such as modified Martin SM-68 Titan Inter- Continental Ballistic Missiles (ICBMs). Material concerning space weaponry includes Massachusetts Institute of Technology report to US Congress, Office of Technology Assessment, introducing theoretical and scientific concepts for a laser weapons missile defence program, 1984; reports from the US Department of Defense, Strategic Defense Initiative Organization, to the US Congress relating to the costs of a laser and kinetic energy anti-ballistic missile program and its proposed compliance with the 26 May 1972 Anti-Ballistic Missile Treaty, 1984-1990; report from the US Department of Defense, Strategic Defense Initiative Organization, to the US Congress outlining the goals, objectives, and costs of the Strategic Defense Initiative (SDI), 1985; reports from the US General Accounting Office relating to the SDI concept change from laser and kinetic energy weapons to 'Brilliant Pebbles' weaponry, in which several thousand satellite interceptors would orbit the earth having the capability to destroy missile targets, 1990-1991. Documents relating to US military space policy include reports from the US National Security Council outlining the significance of space with respect to US national security, 1958-1985; memoranda from the US Department of Defense urging military priorities for space research, 1959-1977. Material relating to the organisational command of the military space program includes function manuals and inter-agency memoranda detailing the structure and role of specific organisations such as US Aerospace Command, the US Department of Defense, US Air Force Space Command, the Central Intelligence Agency, the Strategic Defense Initiative Organization, the US Army Space Agency, and the US National Aeronautics and Space Administration (NASA).