Papers of Reginald Ruggles Gates, 1896-1969, including diaries and research notebooks, papers relating to Botanical Biology ; Gates' research files; photographs; appointment diaries; correspondence; papers relating to professional memberships and conference material; press cuttings and published articles on his research interests. Including diaries and research notebooks, 1906-1962. Papers relating to Botanical Biology , an unpublished work by Gates, including manuscript notes, statistics, photographs and plant seeds. Research files, including draft papers by Gates such as notes from publications, articles, lecture transcripts, lecture notes, chapters of books, book reviews and others. Also photographs, articles, tables of data on physical characteristics of various peoples, graphs and charts, press cuttings and correspondence, on a variety of subjects including botany, oenothera , ethnic groups, race, genetics, biology, anthropology and Gates' anthropological studies in Australia, Canada, Cuba, India, Japan, Mexico, New Guinea, Okinawa, South Africa and Taiwan. Photographs from Gates' travels to Algeria, the Amazon river, Andamanese Islands, Australia, California, Canada, Canadian Arctic, Cuba, England, Gibraltar, Italy, India, Japan, Kenya, Morocco, New Guinea, Russia, Sicily, South Africa, South Rhodesia, Spain, Swedish Lapland and Tunisia; photographs of plant life, particularly oenothera ; lecture slides; photographs used for publication in various books and articles by Gates; photographs of human and ape skulls and skeletons, photographs of people suffering from genetic diseases and personal photographs. Appointment diaries, 1921-1962. Personal and professional correspondence, including personal financial papers, 1903-1962. Papers relating to professional memberships and conference material, 1922-1962; press cuttings collected by Gates, 1915-1962 and printed material collected by Gates and his widow, 1928-1966, on subjects relating to his research including oenothera , botany, race, blood groups, physical anthropology, human biology, genetics, prehistoric man and population.

Official photographs of the British Army in North Africa, [1940-1943], principally depicting personnel, tanks and infantry.

Official papers relating to Air Council powers to regulate Air Force Establishments, 1920-1924; flying log books, 1933-1958 and photographs relating to the RAF, 1930s; papers dated 1934-1985 relating to service as Commanding Officer at the Marine Craft Detachment in Bridlington, East Yorkshire, including notes and photographs relating to T E Lawrence; papers relating toWorld War Two, including organisation of RAF in Northwest Africa, 1943; papers dated 1946-1953 including lecture notes relating to RAF organisation and management.

Papers of Hugo I Meynell realting to the Suez crisis, 1956, including six detailed aerial photographs of Port Said, Egypt, Nov 1956; map of the Suez Canal, Egypt (scale: 100,000), produced by 2 Corps Headquarters, Oct 1956, showing the canal from Port Said to Suez, with glued-on enlargements (scale 1:25,000) of Port Fouad, El Qantara-el-Gharbiya, the western coast of the Great Bitter Lake, and the town of Suez and page from an Operations Log of 3 Infantry Div (typed on Suez Canal Company headed paper), detailing an attempted petrol bomb attack on a British patrol.

Papers relating to Roberts' life and career, 1940-1992, including twenty four detailed letters home to his father, Col William Bradley Roberts, from North Africa and North West Europe, 1940-1944; papers relating to operations in North Africa, 1941-1943, including memoranda, typescript intelligence summaries and typescript and manuscript notes, notably on operations of 22 Guards Bde and 7 Armoured Div, North Africa, Jun 1941; brief notes and correspondence on tank deployment, tactics and specifications, 1943-1944, including typescript copy of letter from Gen Sir Bernard Law Montgomery to Lt Gen Sir Ronald Weeks, Deputy Chief of the Imperial General Staff, on tank specifications, Apr 1944; correspondence, accounts and notes relating to 11 Armoured Div operations in North West Europe, 1944-1945, notably planning notes and reports on Operation GOODWOOD, the 2 Army offensive south east of Caen, France, Jul 1944; typescript and manuscript accounts by personnel of 11 Armoured Div, dated 1982-1993, relating to operations in North West Europe, 1944-1945; correspondence, 1948-1992, including letters from Lt Gen Sir Henry Royds Pownall, Sep 1948, Lt Gen Sir Giffard Le Quesne Martel, 1951, Maj Gen Raymond Briggs, Feb 1951, Maj Gen Sir Percy Cleghorn Stanley Hobart, Sep 1952, and Maj Gen Ronald Frederick King 'David' Belchem, Nov 1978; correspondence between Roberts and the Daily Mail relating to articles written by Roberts on the possibility of a future war with the USSR, 1950-1951; press cuttings relating to service in World War Two, 1939-1945; correspondence between Roberts and The Guardian, Aug-Nov 1969, concerning the liberation of Antwerp, Belgium, 1944; newspaper cuttings, dated 1942-1967, relating to Roberts' service in World War Two, 1939-1945; one group photograph including Roberts [1945]; audiotape of BBC radio broadcast by Roberts, 1944, and after dinner speech, 1990.

Photograph albums relating to his military career, [1914-1942], notably his service in Northern Ireland, 1920, Hong Kong and Shanghai, 1930, North Africa and India, [1930-1940], and Kenya, 1940-1942, with associated papers, [1914-1942], notably a diary of C and D Companies, 1 Bedfordshire and Hertfordshire Regt, Belfast, 28 Jul-30 Jul 1920.

Typescript lecture notes on the training of officers, School of Military Engineering, Chatham, Kent [1940]; typescript memorandum by Young entitled 'Notes on Engineer intelligence', 1943; typescript notes by Young on the effects of bombing on port facilities in North Africa, 1943; typescript article by Young entitled 'The development of land mine warfare', 1944; typescript notes by Young entitled 'In Macedonia, 1916-1917', written in 1946, with a manuscript letter from Lt Col Anthony Heritage Farrar-Hockley, Commanding Officer 3 Bn, The Parachute Regt, thanking Young for the use of the notes, 1962; typescript volume entitled 'The Brigade Headquarter's Story. The story of the 130th Brigade HQ (43rd Wessex Division) 1939-1946', edited by S G M Liddle, with four photographs and typescript list of former 130 Bde officers, 1951; correspondence relating to Young's appointment as Hon Col, 121 Army Engineer Regt, Royal Engineers, Territorial Army, 1952-1959; edition of Salonika memories 1915-1919 by G E Willis (Salonika Reunion Association, Newbury Weekly News, Newbury, 1969); edition of Ten Chapters 1942 to 1945 by FM Sir Bernard Law Montgomery (Hutchinson, London, 1946); articles from The Royal Engineers Journal, 1932-1934, including article by Young entitled 'The diary of an RE subaltern with the BEF in 1914'.