Papers of Maj Gen Ian Helstrip Baker, notably concerning armoured warfare, 1955-2003, including instructions, memoranda, reports and notes on training exercises including Exercise GAMEBIRD, Cyclops Sqn, 2 Royal Tank Regt, Libya, Jul 1964; Exercises OPEN GLOVE and TREBLE CHANCE, Cyclops Sqn, 2 Royal Tank Regt and 16 Parachute Bde Group, Sep 1964; Exercise DOUBLE STRETCH 72, 7 Armoured Bde, Germany, Feb-Mar 1972; Exercise RED RAT, 7 Armoured Bde, Germany, Sep-Oct 1972; MACLEOD, 7 Armoured Bde, Germany, Aug-Sep 1972; Exercise READY RAT, 7 Armoured Bde, Germany, 11 Sep 1972; Exercise LONG LOOK, for 7 Armoured Bde trials of ZB298 radar, Oct 1971-Apr 1972; organisational trial Exercise SQUARE RAT, Germany, 28 Dec 1972; Exercise FIRST STRETCH 73, 7 Armoured Bde, Germany, Feb 1973; Exercise DOUBLE STRETCH 73, 1 Armoured Bde, Germany, Mar-Apr 1973; Exercise HURST PARK 73, 7 Armoured Bde, Germany, Apr 1973; Exercise QUEEN'S PATROL, 7 Armoured Bde, Germany (relating to operations in Northern Ireland), May 1973; Exercise RED RAT 73, 7 Armoured Bde, Germany, Aug 1973; Exercise FOUR SQUARE, 7 Armoured Bde, Germany, Sep-Nov, 1973; photographs of [FV214 Conqueror battle tanks], Royal Armoured Corps, Bovington, Dorset and photograph of an amphibious jeep, partially submerged, 1960; photograph of Crown Prince Birendra of Nepal and others watching a Hornet Launcher vehicle being loaded with Malkara missiles by personnel of Cyclops Sqn, 2 Royal Tank Regt, Candahar Barracks, Tidworth, 15 Apr 1964; captioned photographs relating to Baker's visit to [1 Bn, Royal Green Jackets], Belfast, Northern Ireland, including: battalion personnel on patrol; Falls Road and Hamilton Street, Belfast, showing the aftermath of explosions; IRA weapons discovered, including rifles, knives, an RPG7 rocket launcher and RPG7 rockets, a car bomb and smaller incendiary devices, Aug 1972; photographs of Baker, Nov 1979 and in Brigadier's uniform; handing over briefing notes by Baker as Deputy Assistant Adjutant General, 17 Gurkha Div, Overseas Commonwealth Land Forces, 25 Jun 1962; training instructions for Cyclops Sqn, 2 Royal Tank Regt, Tidworth, Mar 1963-May 1964; briefing notes on the Parachute Sqn, Royal Armoured Corps, by Baker, 1964; Royal Armoured Corps training pamphlet, 'The technique of shooting from AFVs. Part 4: the application of fire from Saladin armoured cars' (MoD, Feb 1967); 1 Royal Tank Regt standing operational procedures, Jun 1969; briefing notes for Baker as Commander, 7 Armoured Bde, by Administration and Quartering staff, 7 Armoured Bde, 18 Jan 1972 and by Brigade Majors, 7 Armoured Bde, 7 Feb 1972; 7 Armoured Bde standing operating procedures relating to headquarters and operations (vol. 1), and administration and logistics (vol. 2), Feb 1972; training directives by Baker as Brigadier Commanding 7 Armoured Bde, Mar-Sep 1972; notes on the creation and history of the Desert Rat badge of 7 Armoured Bde, 1940-1972; training directive by Baker as Brigadier Commanding 7 Armoured Bde, Mar 1973; correspondence and accounts by Lt Col R A Pascoe, 1 Bn Royal Green Jackets, of the battalion's service in Belfast, 8-14 Oct 1972.

Correspondence, [1947-1983], with fellow academics and graduate students, notably Professor Charles Ralph Boxer, Professor of History, Yale University, and former Camoens Professor of Portuguese, King's College London; Professor John Bartlett Brebner, Professor of History, Columbia University, New York; Professor Donald Grant Creighton, Professor of History, University of Toronto, Canada; Professor Kenneth Onwuka Dike, Professor of History, University College, Ibadan, Nigeria; Professor John Kenneth Galbraith, Professor of Economics, Harvard University; and Professor Charles Anthony Woodward Manning, Professor of International Relations, London School of Economics. Lecture texts with notes, newspaper cuttings and correspondence, [1946-1983], mainly relating to British Imperial and Commonwealth history, colonial history and naval history, and including lectures on Nigeria, New Zealand, India, South Africa and Canada. Reviews of books written by Graham, 1930-1972, notably Tide of Empire: discursions on the expansion of Britain overseas (McGill-Queen's University Press, Montreal and London, 1972), British policy and Canada, 1774-1791 (Longmans and Co, London, 1930), A concise history of the British Empire (Thames and Hudson, London, 1970), Great Britain in the Indian Ocean: a study of maritime enterprise 1810-1850 (Clarendon Press, Oxford, 1967), Empire of the North Atlantic: the maritime struggle for North America (University of Toronto Press, Toronto, 1950), and The politics of naval supremacy: studies in British maritime ascendancy (University Press, Cambridge, 1965). Texts of articles, speeches and broadcasts by Graham, 1940-[1983], with relevant notes and newspaper cuttings, including broadcasts made in Canada, [1945-1983], various speeches, 1946-1972, made in Canada and Germany, and copies of reviews by Graham. Numerous drafts of, and notes relating to, The China Station: war and diplomacy 1830-1860 (Clarendon Press, Oxford, 1978). Photographs, slides and negatives, mainly in connection with Graham's academic voyages [1930-1972]. Offprints and articles by others on historical topics, [1930-1981], relating to Australia, New Zealand, Canada, the Admiralty and the Royal Navy, the British Commonwealth, and Africa. Letters of reference, [1956-1981], filed alphabetically, and Royalty Statements, 1954-1980. Correspondence with Joe Malone, 1951-1967, John Flint, 1954-1990, and Malcolm Lester, 1951-1987. Index to Graham's postgraduate students.

Papers of Lady Kathleen Liddell Hart chiefly relating to Capt Sir Basil Liddell Hart and Adrian Liddell Hart, [1929-1997].Papers relating to Basil Liddell Hart including typescript transcripts of his appointment diaries, 1940-1953; draft of History of the Second World War by Basil Liddell Hart and Kathleen Liddell Hart's related correspondence with the publisher Cassels; letters from Basil Liddell Hart to Jessie Liddell Hart; Basil Liddell Hart's wallet; drafts of letters, lectures and articles by Basil Liddell Hart, 1929-1969; papers of Basil Liddell Hart on the history of fashion and manners; press cuttings including with quotations from Basil Liddell Hart's writings and book reviews of his work; letters relating to Basil Liddell Hart's death; papers relating an exhibition on the life of Basil Liddell Hart, 1977; papers relating to the centenary of Basil Liddell Hart's birth, 1995; Kathleen Liddell Hart's correspondence with researchers on Basil Liddell Hart, 1971-1980s; correspondence with solicitors about Basil Liddell Hart's estate and papers relating to royalties, 1981-1990.Papers relating to Adrian Liddell Hart including Basil Liddell Hart's correspondence on Adrian Liddell Hart, 1939-1952; letters from Basil Liddell Hart to Adrian Liddell Hart, 1939-1965; letters from Adrian Liddell Hart to Basil Liddell Hart, 1935-1948; letters from Kathleen Liddell Hart to Adrian Liddell Hart; letters to Adrian Liddell Hart, 1952-1991; typescript drafts of Adrian Liddell Hart's [unpublished] books 'Unconditional Surrender' a novel based on his time serving on control commission, Berlin. (London, Nov 1950) and 'The State of Canada'; sympathy letters on the death of Adrian Liddell Hart; papers relating to winding up the estate of Adrian Liddell Hart and obituaries.Personal photos of Basil Liddell Hart and Kathleen Liddell Hart; Kathleen Liddell Hart's correspondence, chiefly 1970s-1990s but also including early letters from Basil Liddell Hart and letters to her family, 1940-1946; Kathleen Liddell Hart's appointment diaries; guest books; draft of Kathleen Liddell Hart's memoirs, and correspondence with the editor, Jennifer Schofield; tributes to Kathleen Liddell Hart and drafts of a book on Richard Aldington by Frank Crawford and related correspondence.