Papers including maps, relating to operations of British Expeditionary Force in France and Belgium, 1940-1941; Staff College study of Italian campaign, 1915; papers including those by Maj Gen G M Lindsay relating to armoured support for 7 Infantry Brigade, 1933-1934; appendix, including maps of Britain annotated for exercises including SPARTAN, 1943; correspondence dated 1977-1978 with Martin Alexander of St Antony's College, Oxford including Franco-British military relations, 1939-1940; notes of conversation in 1975 with Dr A W J Houghton relating to the evacuation of Dunkirk, 1940.

Correspondence, dated 1968, 1970, 1974, principally comprising letters relating to his career, 1914-1942, the destruction of his military papers in 1942; a letter concerning the relationship between the retention of horsed cavalry and the quality and rate of development of armoured forces in the UK during the period 1914-1940, written in 1970.

Papers relating to aviation and transport, dated 1910-1928, principally comprising papers relating to Joint War Air Committee (Inter-Departmental Committee on the Air Service) chaired by Edward George Villiers Stanley, 17th Earl of Derby, 1916, Committee on the Administration and Command of the Royal Flying Corps, 1916, and Air Boards chaired by Weetman Dickinson Pearson, 1st Viscount Cowdray, 1917, and George Nathaniel Curzon, 1st Earl Curzon of Kedleston, [1916]; correspondence, 1915-1916, 1920, notably including correspondence with Herbert Henry Asquith, 1916, Curzon, 1916, Derby, 1916, the Imperial Defence Committee, 1916, the Parliamentary Aviation Committee, and George Sydenham Clarke, 1st Baron Sydenham of Combe, 1916; printed books, pamphlets, memoranda, notes and texts by Douglas-Scott-Montagu and others, 1910-1920, mainly relating to aviation technology, anti-aircraft defence and the organisation of the air services; memoranda, official reports, notes and texts relating to his work as Adviser on Mechanical Transport Services to the Government of India, 1915-1919; manuscript account of service of No 1 Armoured Motor Unit, North West Frontier, India, 1915-1916, by Capt A J Clifton, 68 Durham Light Infantry, 1915-1916, dated 1917, including photographs and preface by Montagu. Other papers relating to his life and career, 1914-1926, dated 1914-[1926], 1948, principally comprising letters relating to his service with 7 Hampshire Regt in Egypt, 1914, and India, 1915; photographs and photographic negatives, 1915-1922, mainly relating to his service in India, 1915-1919. Typescript draft of A strange war. Burma, India and Afghanistan, 1914-1919 (Sutton, Gloucester, 1988), an account of 2/5 Bn, Somerset Light Infantry and 2 Mechanical Transport Company by Chris P Mills, based on the recollections of Col B G L Rendall, the diary of Edward William Ewens and research into the Montagu papers, dated 1987.

Papers of Maj Gen Charles Wake Norman, notably on armoured warfare, 1938-1965, including copy of war diary, May 1940, France and Belgium; report of the Massy Committee on the military education of the army officer, 1938, and first progress reports; papers on armour, including discussion on armoured tactics, 1941, notes on the early history of 9 Armoured Div, order of battle, Jul 1942 for 1 Armoured Div; instructions; extract of letter from Maj John Scott, 12 May 1943; copies of correspondence with Correlli Barnett for on his book Desert Generals, 1961-1965, including copies of contemporary documents and typescript extract of war diary of James Taylor-Whitehead in France, 1914.

The collection covers Pyman's career from 1937 until 1963 when he suffered a severe stroke which forced his retirement in 1964. The earliest papers date from Pyman's work with the Royal Tank Cadre in converting the 17/21 Lancers from a cavalry to an armoured regiment. There are also papers from Pyman's period as an instructor at the Staff College in Quetta, India, 1939-1941. Pyman was involved in the World War Two campaigns by the 8 Army in the Western Desert, in 1941 as General Staff Officer with 7 Armoured Div, 30 Corps and in 1942-1943 as Commander of the 3 Royal Tank Regiment, 10 Armoured Div, 30 Corps. The papers consist mostly of Pyman's assessments of lessons learned from the ongoing campaigns particularly with regard to tanks and armoured units. In 1944-1945 Pyman was Brigidier General Staff, 30 Corps, 2 Army in the Normandy landings and the invasion of Northern Europe, with particular responsibility for organisation and planning of the Rhine crossing and advance to the Baltic. This is reflected in the papers which largely consist of planning studies and reports for the operations involved, this section also contains maps used in the campaign. Pyman's next appointment was as Chief of General Staff, Allied Land Forces, South East Asia, 1945-1946 which is documented by a series of diaries which reflect the tasks faced by Pyman in this command including dealing with the build up of tension between newly liberated former colonies keen to assert their right for independence and the former colonial powers such as France and Netherlands. Pyman spent 1946-1949 as Chief of Staff, Middle East Land Forces and kept monthly diaries which form the bulk of this section of the collection. The diary entries and additional papers reflect the debate over policy in the Middle East in the British Government and Military command, they include detail on the British withdrawal from Greece, the problem of illegal Jewish immigrants and their internment in Cyprus, the end of the British mandate in Palestine and the the effect of this on relations between Britain with Egypt and the other Arab states and the subsequent Arab Israeli conflict. This section of the collection also contains correspondence between Pyman and Maj Gen Sir Miles Christopher Dempsey on personal matters and on the Middle East. There are also papers from Pyman's work at the Ministry of Supply as Director General of Fighting Vehicles, 1951-1953, Director of Weapons Development, War Office, 1955-1956 mostly brief diary entries and lecture texts. Pyman was also General Officer Commanding, British Army on the Rhine, 1953-1955 and General Officer Commanding, 1 British Corps, 1956-1958 and the papers relating to these commands consist mostly of lectures, reports and directives reflecting his interest in armoured divisions and training. There are some papers, mostly personal correspondence and press cuttings, from Pyman's final command as Commander-in-Chief Allied Forces Northern Europe in North Atlantic Treaty Organisation (NATO). The collection also contains correspondence relating to Pyman's role as Colonel Commandant of the Royal Tank Regiment and The Royal Armoured Corps and a series of letters covering the reorganisation of the Berks and Westminster Dragoons, of which he was Honorary Colonel. The rest of the collection consists of diaries, correspondence, speeches, writings including the draft copy and papers relating to his autobiography, some preparatory work on a history of the 2 Army and reference works. The collection also includes the Boer War diaries and other papers of Col James Redmond Patrick Gordon who commanded the 1 Cavalry Bde of the South African Field Force 1900-1901 which were given to Pyman by a friend.

Papers, 1940-1942, including correspondence, reports and memoranda relating to gunnery techniques and tactics, when Stanford commanded Support Group, 8 Armoured Div, Middle East, 1941-1942. Typescript summary of points arising from Exercise DRAGON, Jan 1941, with typescript precis of lecture 'Tactical handling of German and Italian armoured formations'; typescript memoranda by Maj Gen Charles Wake Norman on armoured tactics, Apr 1941; typescript memorandum on point of aim for the 2 pounder anti-tank gun, [1941]; typescript memorandum relating to the organisation of self propelled artillery, Royal Horse Artillery, Jan 1942; typescript papers on the role of an air observation post in an armoured division, with typescript precis of lecture entitled 'The air observation post', 1942. Correspondence with Lt Col Rawdon Hoare, Commanding Officer, 5 Regt, Royal Horse Artillery, 1940-1942, on anti-tank exercises; deployment of Royal Horse Artillery when supporting armoured troops and regimental targets.

Papers relating to his service as Third Sea Lord 1915-1916, principally comprising 'History of armoured cars, juggernauts, land battleships, tanks', a memorandum on the development of an armoured car force, 1914-1916, written [for Tudor and other Sea Lords] by Murray F Sueter, Sep 1916; 'Report on the design and construction of first land ship (tank)', written for Tudor by E H Tennyson D'Eyncourt, Director of Naval Construction, Sep 1916. Biographical notes on Tudor, compiled for members of the family by his great nephew, A B T Davey, with covering letter, 1976.

Typescript memoir, written in 1992, as Commanding Officer, 1 Bn, Herefordshire Regt, 11 Armoured Div, 21 Army Group, North West Europe, 1944-1945, entitled '1st Bn The Herefordshire Regiment route and battles from the Normandy bridgehead to the R Elbe in Germany, June 1944 to April 1945, including route maps and CO's pocket maps for specific incidents', with seven printed maps of France, Belgium, the Netherlands and Germany, annotated with routes taken and unit dispositions. Papers relating to Turner Cain's tenure as Chief Instructor, Tactical Wing, School of Infantry, British Army of the Rhine, Sennelager, Germany, 1946-1947, including typescript training notes on exercises, tactics of armoured forces and river crossing techniques, with manuscript explanatory notes written by Turner Cain in 1992.

Papers relating to role of 6 Guards Tank Brigade in Operation BLUECOAT, Normandy, Jul 1944; operations of 7 Armoured Division, Aug-Nov 1944, including capture of Ghent; 1 Guards Brigade, Feb 1944-May 1945, including Battle of River Po and situation reports, Northern Italy and Southern Austria; pamphlets, 1943-1946 including 21 Army Group reports; campaign maps, including Turkey, 1922-1923; France, Belgium, Holland and Germany, 1944 and Italy and Austria, 1945; working papers for unpublished typescript 'Airborne Forces'. Notes and draft papers of Maj Peter V Verney for Anzio 1944 An Unexpected Fury (Batsford, 1978) and planned publications on Marlborough's wars and 'The Gaiety and the Glory: the Irishman at War'.

Copies of pages from Sir Albert Stern's Tanks, 1914-1918: the log book of a pioneer (1919), with annotations by Wilson, 1920.

Photocopies of typescripts and manuscripts relating to the conversion of the Essex Yeomanry, Territorial Army, to Armoured Car Companies, 1920-1921, including copy of typescript memorandum from the Maj Gen Sir Charles Harington Harington, Deputy Chief of the Imperial General Staff, to Lt Col Francis Henry Douglas Charlton Whitmore, Military Member, Territorial Army Association, relating to the conversion of all Yeomanry regiments to armoured car companies and the training of personnel in the Territorial Army, 4 Feb 1920