Papers relating to his life and career, 1842-1885, dated 1856-1885, principally comprising press cuttings, 1856, 1877, 1882, [1884] and obituaries, 1885. A ride to Khiva (Cassell and Co, London, 1876); On horseback through Asia Minor (Sampson Low and Co, London, 1877).

Papers relating to his service in the RN, [1914-1920], [1939-1945], principally comprising carbon copies of letters to his family describing his service at Gallipoli, 1915-1916, and in Salonika, Greece, 1916-1918; typescript texts, written in [1918-1975], principally comprising descriptive sketches of life in Salonika, 1916-1918, in Belgrade after the retreat of German and Austrian forces, 1918-1919, and in Budapest following Communist uprising led by Bela Hung Kun, 1919, written in [1918-1975]; typescript text by Harry W Frantz on Troubridge's work in Serbia and Hungary, 1915-1918, and as President of the Interallied Commission of the Danube, 1919-1920, written in 1920. Photographs relating to his service in Gallipoli, 1915, Salonika, 1915-1918, Belgrade, 1918-1919, and press photographs of the Communist revolution in Budapest, 1919-1920. Glass slides relating to his service in Salonika, 1915-1918. Papers relating to Burrows' work in the Shipping Casualties Section, Trade Division, Admiralty, 1939-1945, principally comprising descriptions of the work of the section, official reports concerning sunk or damaged ships and texts of interview with survivors.

Microfilm copies of letters from Cadoux-Hudson to his family, 1915-1926, covering his service with the Hampshire Regt in Gallipoli, 1915, on the Western Front, 1916-1919, in Russia, 1919, and Ireland, 1920-1925; letters from John (Jack) C Hudson to his family, 1915-1918, covering his service on the Western Front with the Signal Company, 1 Canadian Div, 1915-1916, and the Canadian Army Service Corps, 1917-1918; letters from Cadoux-Hudson's brother Heron Hudson to his family covering his service on the Western Front with the Signal Company, 1 Canadian Div, 1915-1916, and with the Canadian Army Service Corps, 1916-1918; letters from Cadoux-Hudson's brother William Hudson to his mother, 1915, describing his work in the motor industry in the USA. Copy photographs of John and Heron Hudson.

Correspondence relating to Collier's work as Air Attaché in Moscow, 1934-1937, and as Head of the Air Section of the British Military Mission to Moscow, 1941, with particular reference to the role of Brig Gen Philip R Faymonville, United States Army, Military Attaché and later Lend-Lease Administrator in Moscow, 1934-1943, in relations between the USA and the USSR during the period 1918-1943, consisting of photocopies of letters to Collier from Lt Col Thomas A Julian, Associate Professor of History at the USAF Academy and carbon copies of Collier's replies, dated 1968-1969.

Papers relating to Crick's service in the Western Desert, 1941-1943, as Instructor, War Intelligence Course, School of Military Intelligence, Matlock, Derbyshire, 1943-1944, and with Operational Intelligence, G2 Division, Supreme Headquarters Allied Expeditionary Forces (SHAEF), 1944-1945, including copy of War Diary, General Staff Intelligence Branch, Headquarters 8 Army, 25 Sep-31 Oct 1941; typescript memorandum by Crick 'The possible effect of CROSSBOW on OVERLORD', on how Operation CROSSBOW, (Allied countermeasures against German V-weapons), could influence Operation OVERLORD, (the Allied invasion of occupied Europe), Mar 1944; typescript memorandum by Crick 'The heart of Germany', on the importance of the Ruhr industrial region to Allied strategy, Mar 1944; typescript report by Crick on visit to OKW (Oberkommando der Wehrmacht, the German Armed Forces High Command), Flensburg, Germany, 11 May 1945. Papers relating to Crick's service with the British Joint Services Mission, Washington DC, USA, 1953-1956, including typescript text of lecture by Maj Gen Sir Kenneth William Dobson Strong, Director of Joint Intelligence Bureau, on UK and US Intelligence collaboration and spheres of influence [1953]; typescript memorandum 'Probable Bloc preoccupations in Asia, including Middle East, until mid 1955' [1953]; papers relating to the reorganisation of the Economic and General Division of the Joint Intelligence Bureau, 1956. Papers relating to the Imperial Defence College tour of Pakistan, India, East Pakistan, Ceylon and Aden, Aug-Sep 1960, including itineraries, travel arrangements, three photographs, invitations and a printed map of the Middle East showing oil wells, refineries and pipelines, 1960. Manuscript and typescript notes for a lecture by Crick entitled 'A career in Intelligence', given at Intelligence Corps course, with one audio tape of 20 minute lecture by Crick on interrogation techniques, Ashford College, Kent, Oct 1984. Edition of In the caves of the mind. Poems by Alan Crick (Privately published, Rye, Sussex, 1992). Newspaper cuttings, photographs and publications, 1938-1959, including German newspaper cuttings relating to the visit to Danzig by Rt Hon Alfred Duff Cooper, First Lord of the Admiralty, Aug 1938; three editions of Battledress. The Cadet magazine, Feb-Jun 1940; nine editions of The Crusader Eighth Army Weekly, Oct 1942-Apr 1943; sixteen editions of 'Interim. British Army of the Rhine Intelligence Review', Jun 1945-Apr 1946; three editions of 'Occupation. British Army of the Rhine Intelligence Review', May-Jul 1946. Edition of '21st (British) Army Group in the campaign in North West Europe 1944-1945. Lecture by Field Marshal Sir Bernard L Montgomery to the Royal United Service Institution, London, October 1945'; six photographs and five copies of photographs of Crick, Western Desert and Germany, 1941-1945, and two group photographs, Staff and Students, Joint Services Staff College, 1948, and Military Attachés Conference, Episkopi, Cyprus, 1959.

Manuscript extracts from Regimental diary, Second Boer War, South Africa, 23 Dec 1900-4 Mar 1901; six letters relating to operations against Boer forces in the Transvaal, South Africa, 1899-1901, with manuscript sketch map of a Boer night attack, Lake Chrissie (Chrissiesmeer), 6 Feb 1901, approximate scale 1: 10, 660. Photograph album with 106 photographs, mostly relating to service in South Africa, 1900-1904, Ireland, 1904-1905, and the UK, 1906-1907; photograph album with 485 photographs relating to service in Scutari, Albania, 1913, with German map entitled Scutari (Militärgeographisches Institut, Berlin, Germany, 1912), scale 1: 200, 000, and typescript copy of article from the Yorkshire Post entitled 'The West Yorkshires in Scutari. Incidents of International Control', 28 Aug 1913; photograph album with 283 photographs, mostly relating to service in India, Aden, Egypt and the Sudan, 1925-1928.