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.

Copies of papers relating to his life and career, 1938-1945, dated 1938-1944, 1971, comprising two flying log books, Jan 1938-Jun 1944; letter to Martin Middlebrook concerning Fernbank's RAF service during World War Two, with particular reference to his involvement in radar intelligence, written in 1971.

Microfilmed copies of the manuscript diaries of FM Douglas Haig, 1st Earl Haig, 1914-1919, and letters to his wife Dorothy Vivian Haig, Aug 1914-Mar 1919. Included in the papers are passages relating to the formation and composition of the British Expeditionary Force (BEF), under the command of FM Sir John Denton Pinkstone French, July 1914; Haig's reaction, as General Officer Commanding 1 Army, British Expeditionary Forces in France and Flanders (BEF), to the British retreat following the First Battle of Ypres, Dec 1914; plans for the British offensive at Loos, Jul-Sep 1915; correspondence with FM Horatio Herbert Kitchener, 1st Earl Kitchener of Khartoum and Broome, relating to the French's command of the Artois-Loos Offensive, Sep 1915; correspondence with Gen Sir William (Robert) Robertson, Chief of General Staff, relating to the proposed increase of British fighting forces in France, Oct 1915; the dismissal of French and the succession of Haig as Commander-in-Chief, British Armies in France, Dec 1915; Haig's recommendations for Lt Gen Sir Henry Seymour Rawlinson as his successor as General Officer Commanding 1 Army, Dec 1915; correspondence with Rt Hon Richard Burdon Haldane, 1st Viscount Haldane of Cloan, relating to Haig's appointment to Commander-in-Chief, British Armies in France, Dec 1915; orders from Kitchener to Haig concerning proposed Allied offensives in France and liaison with French Gen Joseph Jacques Cesaire Joffre, Jan 1916; letter from Robertson, Chief of the Imperial General Staff, to Haig relating to possible British offensives in the Balkans, Iraq and Germany, Jan 1916; discussions with Gen Sir Herbert Charles Onslow Plumer, General Officer Commanding 2 Army, British Armies in France, relating to possible British offensives at Ypres, Jan 1916; the German offensive at Verdun and the resultant requests by the French General Staff for a British relief offensive from Ypres to Armentières, Feb 1916; alleged incompetence within 2 Canadian Div command, Apr 1916; discussions with Robertson, Maj Gen Sir Launcelot Edward Kiggell, Chief of General Staff to British Armies in France, and Brig Gen Richard Harte Keatinge Butler, Deputy Chief of General Staff to the British Armies in France, relating to the proposed offensive at the Somme (Jul-Nov 1916), May 1916; Haig's instructions to Rawlinson, General Officer Commanding 4 Army, British Armies in France, regarding the proposed limited infantry attack on the Somme, Jun 1916; Haig's reaction to British Cabinet criticism of British casualty figures during the Somme offensive, Jul 1916; analysis of German casualty figures during the Somme offensive, Nov 1916; Haig's reaction to replacement of Rt Hon Herbert Henry Asquith, Prime Minister of Great Britain and First Lord of the Treasury, with Rt Hon David Lloyd George, 1916; Haig's reaction to replacement of Joffre as Commander-in-Chief of the French Armies with French Gen Robert Georges Nivelle, 1916; Haig's promotion to FM, 1917; supplies and manpower required for proposed British and French combined Nivelle offensive, 1917; Haig's reaction to German withdrawal to defensive positions along the Hindenburg Line, 1917; Haig's reaction to Calais Conference proceedings, in which combined British and French command council is proposed, 1917; Haig and Robertson' s veto of Gen Sir Henry Hughes Wilson as proposed British Chief of Staff liaison to Nivelle's Headquarters; the re-organisation of the Allied command structure as a result of the Calais Agreement, 1917; the failed French offensive at Aisne, Apr 1917; plans for the Passchendaele Campaign (Jul-Nov 1917) and the choice of General Hubert (de la Poer) Gough's 5 Army as the main British assaulting force, 1917; Haig's fears of a French civil and military collapse, 1917; conference with Gen John Joseph Pershing, Commander-in-Chief American Expeditionary Forces in Europe, Jul 1917; severe criticism levelled at Haig concerning his command of the Passchendaele Campaign, Jul-Nov 1917; Haig's reaction to the establishment of the Inter-Allied War Supreme War Council at Versailles, France, and the posting of Wilson as its British representative, 1918; Robertson's replacement as Chief of the Imperial General Staff by Wilson, 1918; the shortage of British military reserves in France, 1918; the failure of the German 'spring offensives' at Arras, France, Lys, Belgium, and Aisne, France, Mar-May 1918; straining relations between Haig and FM Ferdinand Foch, Marshal of France and Generalissimo of the Allied Forces, France, 1918; the Battle of Amiens, Aug 1918; the terms of the armistice, Nov 1918; perceptions of the Paris Peace Conference and the resultant Treaty of Versailles, 1919.

Papers relating to his service in Egypt and Libya, 1940-1941, principally comprising notes for a lecture on the Libyan campaign, 1940-1941, with particular reference to the Battle of Sidi Barrani, Dec 1940, ND; circulars issued by Advanced Western Desert Force General Staff, namely operation orders concerning the advance to Sidi Barrani, 6 Dec 1940, intelligence summary for 9-12Dec 1940, dated 14 Dec 1940, and administrative instructions, Feb 1941.

Papers relating to his service in Hedjaz (Hejaz), 1916-1919, dated 1916-1919, 1936, 1963, 1939, 1941, 1963, 1965, principally comprising official correspondence relating to operations against the Turks in Hedjaz, 1916-1918, and supplies and stores for bases at Rabegh, Wedj, Yenbo, Akaba and Abu Lissal, 1916-1918, and including letters to and from Thomas Edward Lawrence (laterShaw), Col Cyril Edward Wilson, Gen Sir Gilbert Falkingham Clayton, and Lt Col Alan Geoffrey Charles; correspondence and notes concerning the meeting between Emir Feisal (later Feisal I, King of Iraq) and Dr Chaim Weizmann on 4 Jun 1918, dated [1918] and 1963;typescript text on the history and future of the Arab movement, [1919]; scripts concerning his service with Lawrence in Hedjaz, 1916-1918, written for television broadcasts in 1939 and 1941; official reports on bomb attacks on the Hedjaz railway by X Flight and No14 Sqn personnel, 1917-1918; official reports of reconnaissance flights by X Flight and No 14 Sqn, 1917-1918; diary by Capt H S Hornby describing raids on the Hedjaz railway, May 1917 and May 1918; account by Lt Col Frederick Gerard Peake of Turkish attack on Tafas,Sep 1918, dated 1965.

Papers relating to his military career, 1914-1945, dated 1914, 1917-1918, [1945]-1978, principally comprising typescript texts of lectures, [1965-1975], on his service with the Australian Military Forces, 1937-1939, the planning and execution of Allied invasion of North Africa, 1942, and his service with the SOE, North West Europe, 1943-1945; correspondence with Sir ArthurWynne Morgan Bryant, 1978, concerning Mockler-Ferryman's service with Maj Gen John Greer Dill, Commandant, Staff College, Camberley, 1933, and Gen Sir Alan Francis Brooke (later FM Alan Francis Brooke, 1st Viscount Alanbrooke of Brookeborough), Commander-in-Chief, Home Forces, 1940-1941.

OSS/London: Special Operations Branch and Secret Intelligence Branch War Diaries is a themed microfilm collection relating to US Office of Strategic Services (OSS)intelligence analyses and special operations in Western Europe, Jun 1942-Jun 1945. The collection includes Special Operations Branch organisation charts and directives, orders and summaries, Jun 1942-Jul 1944; Special Operations (SO) Branch and OSS training schedules; papers relating to Special Operations Branch liaison with Scandinavian Special Operations Executive (SOE) Section; reports on military and strategic objectives relating to Operation OVERLORD, the Allied invasion of France, Jan-Sep 1944; estimates of Special Operations personnel strength, Apr-Jun 1944; reports on resistance movements in Norway, Denmark, and Poland; summaries of Secret Intelligence Branch Operations, Apr-Sep 1944; list of decorations, commendations, and payments to families of the Special Operations and Secret Intelligence Branch casualties; biographies of Secret Intelligence personnel; reports from Secret Intelligence Branch operations in the Netherlands, France, Poland, Czechoslovakia; Germany; Secret Intelligence Branch liaison with the OSS; photographs of American and British Special Operations Branch officers; photographs of Maquis, French resistance, operatives; report from the Special Mission on German Methods of Demolition and Sabotage, Sep-Dec 1944; reports on Polish resistance fighters in France, 1944; lists of code names and code words used by the Special Operations Branch; reports from military, demolition, intelligence gathering, and espionage missions in Western Europe, 1944; after action summaries from the OSS Reports and Registry Division, London, and the OSS Reports Board, Paris, France, 1 Jan-15 Jun 1945.

President Harry S Truman's Office Files, 1945-1953: Korea is a themed microfilm collection relating to US foreign policy decision making with respect to Korea, 1945-1953. Included in the collection are copies of Presidential memoranda and eeting minutes, 1945-1953; US foreign policy analyses relating to the Japanese occupation of Korea, 1945; US Department of State reports relating to the social, economic, political, and military situation in Korea, 1945- 1953; US military and political intelligence assessments, 1945-1953; US military projections, 1946-1950; US analyses of the United Nations sponsored intervention in Korea, 1950; Presidential reports concerning the conduct of US operations in the Korean War, 1950-1953.

Copies of typescript Indian Corps Intelligence Summaries, France, Aug 1915, and typescript account in French entitled 'Quelques faits importants de la Guerre par rapport a Merville', 1919. Papers relating to Sanderson's military intelligence work, 1940-1945, including typescript intelligence reports and summaries relating to the likely invasion of UK, 1940-1941, notably typescript Southern Command memorandum entitled 'Enemy craft likely to be used in invasion of UK and their employment', Jan 1941; typescript translations of German directives on the planned invasion of the UK, Operation SEELÖWE, 1940, taken from documents captured by the Allies in 1945; typescript copies, with translations, of Adolf Hitler's last will and his private and political testament, dated 29 Apr 1945. Printed volume, 'Notes on German preparation for invasion of the UK', prepared by General Staff, War Office, and issued to officers of MI14, Apr 1941. Printed volume in German entitled Informationsheft GB, produced by the Germans in World War Two as a manual on British life, customs, Government and administration [1940].

Typescript text on 'The birth of the Intelligence Corps', BEF, 1939-1940, written in [1962-1970].

The MAGIC Documents: Summaries and Transcripts of the Top-Secret Diplomatic Communications of Japan, 1938-1945, is a themed microfilm collection relating to US deciphers of Japanese diplomatic codes through the use of MAGIC decryption, 1938- 1945. The collection contains copies of deciphered official and unofficial Japanese diplomatic communiqués sent from Japanese personnel stationed at embassies and consulates in the Far East, Europe and the Middle East, to Tokyo, Japan, 1938-1945, and includes material relating to Japanese civil, political and economic conditions and policies, military expenditures, strategy, tactics, and campaigns, and eventual peace initiatives and surrender, 1938-1945. Included in the collection are deciphered messages concerning Japanese perceptions of Allied strategy against Japan; the effect of Allied air raids on Japan; Japanese relations with the German Foreign Office; Japanese relations with the governments of Burma, Indo-China; Korea, Netherland East Indies, Siam, China, the Philippines; perceptions of Allied chemical warfare capabilities; perceptions of Allied Lend-Lease naval forces and strategy; British and French relations with colonies in the Far East; control of industry in Manchuria (Manchukuo); perceptions of Axis strategy and Japan's role within it; Japanese interest in Indian nationalism and the Indian Independence League; the Burma-Siam railway; Japanese attacks on the Burma Road, the supply route which connected Burma to Generalissimo Chiang Kai- Shek's nationalist forces in China; administration of the government of Japanese occupied Nanking, China; the Chinese Communist Party; the rationing of clothing and food in Japan; perceptions of the Soviet Comintern Pact; Japanese relations with German, European, and Chinese banks; Japanese relations with Spanish Gen Francisco Franco Bahamonde, the German High Command and Italian Prime Minister Benito Mussolini; interpretation of the Greater East Asia Co-Prosperity Sphere; concern for Japanese nationals abroad, 1937-1945; Japanese naval strategy and tactics; function of the Japanese Consular Police, China; territorial claims on the Kurile Islands; material relating to Japanese military campaigns during World War Two; Japan's search for strategic resources in the Far East; military strengths and dispositions of the German Armed Forces; the origins of the Russo-Japanese Neutrality Pact; Allied and Axis propaganda methods; the treatment of Allied prisoners of war; the surrender of Japanese armed forces in the Far East.

US Military Intelligence Reports: Japan, 1918-1941 is a themed microfilm collection relating to US Military Intelligence Division (MID) in Japan, 1918- 1941. Included in the collection are microfilmed copies of US MID reports from the military attaché and his staff, and correspondence and telegrams between the military attaché, his staff, US Army Headquarters and the Japanese Imperial Army Headquarters, and US and foreign diplomats throughout the Far East. These documents have been arranged into eight sections: general conditions, political conditions, economic conditions, general conditions in Korea, army, field artillery, navy, and aviation. These sections are not mutually exclusive and all include a range of routine and special reports. Reports on domestic policy cover the rise of right wing, socialist, and communist organisations in Japan; the effects of the 1923 earthquake; Japanese industrial expansion, notably the securing of raw materials from neighbouring countries; the South Manchurian Railway Company; oil prospecting; and the iron and steel industries. Military and foreign policy reports concern the occupation of Korea, Siberia, Manchuria (Manchukuo), and the 1919 independence demonstrations in Korea. Specific military reports cover Japanese military tactics; military regulations; combat principles; training; organisation, the social attitude of officers; civil-military relations; aviation technology and statistics; the annual budgets of the Japanese War Ministry; naval building programmes; the scrapping of warships in accordance with the Washington Naval Treaty of 1922; naval operations in World War One; the use of air power against China; and the construction of offensive airfields in Indo-China.

The Vietnam Documents and Research Notes Series reproduces in microfilm captured and translated Viet Cong and North Vietnamese political and military reports, treatises, resolutions, directives and programme descriptions compiled by JUSPAO, Oct 1967-Feb 1975. The 'notes' in the collection also contain US and South Vietnamese commentary on the enemy materiel, as well as analyses of political methodology, strategy, infrastructure, and history. While the majority of notes relate to political topics, military topics include analyses of soldiers' diaries and comments on military conditions and operations. Papers include composite diary highlighting the plight of North Vietnamese Army (NVA) soldiers serving in South Vietnam, Dec 1966; diary of a North Vietnamese Army soldier en route to South Vietnam, including mention of his political indoctrination and military training, Oct 1967; North Vietnamese directive defining the political tasks for North Vietnamese An Thai Regt, Oct 1967; directive from Headquarters of Viet Cong Military Region 5, relating to repression of counter-revolutionaries, Oct 1967; Viet Cong training document, Mar 1968; Viet Cong post-operation report relating to military operations during the Tet Offensive, Apr 1968; Sixth Resolution, Central Office, South Vietnam, assessing the results of the Tet Offensive, Jul 1968; Liberation Radio broadcast texts outlining the political programme of the Alliance of National, Democratic, and Peace Forces, Sep 1968; broadcast reports relating to the death of Ho Chi Minh, Sep 1969; speeches by Gen Vo Nguyen Giap, Nov 1969; report, issued by the commander of Unit 591, detailing the shortcomings of his unit, including low morale, poor leadership, self-inflicted wounds and surrender, Feb 1970; conference notes relating to the Indochinese Peoples' Summit Conference, Apr 1970; report detailing the establishment and organisation of the Public Security Sector and the People's Police Force in North Vietnam, Jan 1971; captured documents highlighting the effects of an unsuccessful military campaign, loss of key cadre on the village levels, and the slow recruitment of personnel, Apr 1971; full text of Liberation Radio broadcast of Maj Gen Tran Do highlighting the problem and result of poor political indoctrination and ideological education, May 1971; lists of members, denoting office or responsibility of Communist Vietnamese organisations including the Provisional Revolutionary Government of South Vietnam, the National Liberation Front and the People's Revolutionary Party, Jun 1972; articles by Gen Vo Nguyen Giap, Jun-Oct 1972; papers relating to the abandonment of the military and political seizure of Danang, Dec 1972; Central Office for South Vietnam (COSVN) directives relating to the economic situation in South Vietnam following the Paris Peace Talks, 1974-1975

Published booklets from the General Staff, War Office, including two booklets entitled The German Army in Pictures and More Pictures of the German Army, detailing German Army weaponry, uniforms, and insignia, 1941; five guides to the Germany Army detailing the tactics and organisation of armoured divisions, infantry divisions, airborne troops, engineers, and reconnaissance units, 1941; A Guide to the Identification of German Units, detailing badges of rank and service German officers for the purpose of interrogation, 1942; five pamphlets relating to German infantry weapons, Italian infantry weapons, German light anti- aircraft and anti-tank guns, German infantry, heavy anti-aircraft, and divisional artillery; German infantry engineer and airborne weapons, 1941-1943; Periodical Notes on the German Army relating to tactics of the German tank regiment and tank battalion, German Army tactics in Libya, 1941, operations of German 11 Air Corps during the attack on Crete, May 1941, German artillery operations in armoured divisions, and the tactical handling of German armoured divisions, lorried infantry and motorcycle units, 1942; New Notes on the German Army, relating to the evolution of German armoured and motorised divisions, and German supply and administrative services, 1942-1943; two pamphlets relating to the German Army order of battle, 1942-1943; booklet designed to aid British personnel in the recognition of British and Allied Armoured Fighting Vehicles (AFVs), 1942; booklet of vocabulary of German military terms, 1943.

Wartime Translations of Seized Japanese Documents: Allied Translator and Interpreter Section Reports, 1942-1946 is a themed microfiche collection of 7,200 translated Japanese documents. The collection includes translated seized Japanese diaires, Allied interrogation reports of Japanese soldiers and civilians, Japanese reconnaissance reports, US summaries of enemy activities, and Allied tactical and strategic reports on Japanese military movements issued by Allied General Headquarters, Southwest Pacific Area (GHQ SWPA), and Advanced Echelons of the Australian New Guinea Force; US 6 Army; US 1 Corps; US 11 Corps; US 10 Corps; US 8 Army; US 14 Army; 1 Australian Corps; and US 24 Corps. Included are all documents bearing the notation 'Allied Translator and Interpreter Section, Southwest Pacific Area' and issued during the period 1942-1946. As noted above, the Allied Translator and Interpreter Section (ATIS) was re-organised after the terms of Japanese surrender were signed on 2 Sep 1945, and its mission was altered to reflect the needs of the Supreme Command, Allied Powers (SCAP), occupation force. During its transition to a service within SCAP, ATIS continued to issue documents under the aegis of General Headquarters, Southwest Pacific Area (GHQ SWPA) and these documents are included in the collection. Major subjects covered in ATIS documents are Japanese military strategy and tactics; specific intelligence on Japanese troop movements, equipment, and order of battle; indigenous political movements and political geography of the Southwest Pacific; technical data on Japanese military equipment; and, information obtained from Japanese prisoners of war. ATIS translations of seized Japanese materials also made available English language versions of documents, maps, charts, and other official Japanese visual records. Principal among the types of materials collected and translated by ATIS were: personal diaries obtained from Japanese prisoners of war or removed from the bodies of Japanese killed in action, detailing Japanese military operations and objectives as well as personal accounts of the war; letters and personal correspondence, paybooks, and Military Postal Savings Books carried by Japanese soldiers; official Japanese unit field diaries; official Japanese military orders and orders of battle; maps and charts relating to Japanese shipping routes, military positions, airfields, and order of battle plans; Japanese propaganda and psychological warfare documents; Allied interrogations reports of Japanese prisoners of war, detailing Japanese military positions and troop morale; and, Japanese technical manuals, detailing weaponry and supplies.

Papers, 1881-1926; notably war diaries of the 3 Hussars during World War One, 1914-1919; private diary of Willcox, 1914; intelligence summaries with translated extracts from German documents, 1917-1918; typescript account of the 3 Hussars at Warneton, Belgium, Oct 1914; typescript account of the action of the 3 Hussars at Liez, France, March 1918 and near Hourges, France, Apr 1918; aerial photographs showing trench network, Beaucamp, France, 1916; copy of a diary by Willcox compiled during the siege of Ladysmith, South Africa, with two popular printed commemorative volumes describing the siege, 1899-1900; diary by Willcox of a visit by him as an observer of German army manoeuvres, Berlin area, with photographs, 1909; letters sent by Willcox to his parents and other relatives, 1881-1900; photographs of India, South Africa during the Boer War, in 1910 and the Western Front during World War One, showing groups of soldiers, equipment, the interiors and exteriors of buildings, including in Pretoria, of military exercises, parades, preparation for possible gas attack and of French chateaux, [1889-1919]; various papers compiled by Willcox during the compilation of his history of the 3 Hussars including operational summaries, biographical information and drawings and photographs, with reviews of Willcox's publications, 1908-1926; watercolours of the French landscape during World War One; manuscript hunting journal including detailed diaries and records of pig-sticking, tiger shooting and other hunts in Africa, Scotland and India, 1894-1932; colour illustrations of soldiers in various antique constumes.

German armed forces maps, gazetteers, and geographic charts of the United Kingdom, 1939-1944. Includes detailed study produced by the Commander in Chief of the German Air Force concerning the organisation of the RAF, the strengths and locations of British aircraft production facilities, the location of RAF flight schools, airfields and anti-aircraft facilities, the location and strengths of RN facilities in Britain and the North Sea, and British aircraft carrier strengths, 1939; German harbour atlas and gazetteer produced and distributed by the Commander in Chief of the German Air Force, entitled Seehafensatlas Großbritannien, detailing in 1:50,000 maps and aerial photographs, naval harbours and ports in Britain, 1940; German Navy High Command map books of naval ports and harbours in the United Kingdom, their associated agricultural and heavy industries production rates, defence facilities, and geographical locations, 1940; map books issued by the Commander in Chief of the German Air Force, entitled Luftgeographisches Einzelheft Großbritannien, detailing the location of British heavy industry, gas works, water works, aircraft and naval production facilities in Britain, including 1:21,120 maps, 1940; German Army High Command book, entitled Militärgeographie Angaben über Irland, and detailing in photographs the towns, cities and countryside of Ireland and Northern Ireland; German Army Command gazetteer of Ireland and Northern Ireland, entitled Militärgeographie Angaben über Irland, listing county sizes, numbers of inhabitants, population densities, industries, and harbour and port facilities in Ireland and Northern Ireland, 1940; German Army High Command gazetteers of Britain, listing alphabetically towns and cities, their longitude and latitude co-ordinates, their respective counties, numbers of inhabitants, industrial and agricultural production rates, and trains station facilities, 1941; map book distributed by the Commander in Chief of the German Air Force, entitled Britische Flugrüstungsindustrie, detailing the location, size, and production rate of ship-building and aircraft production centres in Great Britain, 1941; map books distributed by the Commander in Chief of the German Air Force including detailed photographs, 1:100,000 and 1:250,000 maps, longitude and latitude co-ordinates, population density statistics, and points of reference notes for town and cities in Britain, 1943-1944

The collection consists of pamphlets written by Davidson, papers relating to his part in the Allied Military Mission to Moscow, USSR, 1939 and papers relating to his career in World War Two as Commander in the Royal Artillery and as Director of Military Intelligence. The World War Two material includes maps used in the retreat of the BEF (British Expeditionary Force) to Dunkirk, France, maps used as Director of Military Intelligence to illustrate the progress of the war to Queen Mary, mother of George VI and a personal diary kept while Director of Military Intelligence. There is also a file containing correspondence with E E Thomas of the Cabinet Office Historical Section relating to aspects of Military Intelligence during World War Two.