Papers relating to McNeill's career, 1942-1946, notably on Army-Air collaboration, 1942-1945, including typescript 'Eighth Army training memorandum No 1' by Lt Gen Bernard Law Montgomery, General Officer Commanding 8 Army, Middle East Forces [1942]; typescript memorandum by McNeill 'Recommendations for reorganisation of AASC (Army-Air Support Control)',1942; printed 'Middle East training pamphlet No 3B (Army and RAF). Direct air support', issued by General Headquarters, Middle East Forces and Headquarters, RAF, Middle East, 1943; typescript war diary of Detachment A, Air Support Control, 5 Corps, Italy, Mar-Jun 1944; typescript report produced by Headquarters 21 Army Group, British Liberation Army, North West Europe, entitled 'Notes on airsupport, June-October 1944', Nov 1944; typescript notes by McNeill entitled 'Offensive air support in the Burma campaign, 1944-1945'; two typescript draft chapters for a projected book entitled 'Air support in North Africa, Pantellaria, and Sicily, 1942-1943' and 'Air support in the Italian campaign, 1943-1945' [1946]; typescript account by Roy Smith entitled 'Air support in the desert: an account of the use of air forces in support of the Army from the Gazala battles in 1942 to the end in Tunisia', 1988.

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.

The papers cover the period 1914-1965 and include papers relating to service in England, France and with British Army of the Rhine, 1914-1919 in particular 35 Division Artillery Signals; Iraq, including diary, 1920-1921; Nigeria, including field message book, 1924; Quetta, India, including earthquake diary, 1935; newspapers covering death of King George V, 1936; command of Northern Rhodesia Regt, Lusaka, 1937-1940, including scrap albums; command of 26 (East African) Infantry Brigade, East Africa and Abyssinia, 1940- 1941, including operation reports; command of 22 (East African) Infantry Brigade, Madagascar, 1942, including operation reports; command of 28 (East African) Infantry Brigade and 11 (East African) division, Burma and India, 1944-1946 including accounts of operations; General Officer Commanding East Africa, 1946- 1948, including official circulars, speeches and addresses; General Officer Commanding Aldershot Command, 1948-1951, including speeches and lectures; Representative on Military Staff Committtee, United Nations, 1951-1953, including diary; Col Commandant of Northern Rhodesia Regiment, King's African Rifles and Kenya Regiment, including correspondence, 1952-1964, committee papers and publications; papers relating to Army Cadet Force Association including minutes of meetings, 1956-1959; Inter-Parliamentary Union, including account of journey to Warsaw, Poland, 1959; maps, 1914-1943, including Western Front, Iraq and India, Nigeria and Madagascar.

Fusilier, memoir of life and service, 1930-1960', typescript memoir by Lieutenant Colonel Neville Bosanquet, including detailed description of living and working in the army in the interwar period, stationed in the United Kingdom, Gibraltar and Hong Kong, with analysis of the attitudes of soldiers in peace time; detailed descriptions of travelling in Communist Russia, 1935; living in Riga, Latvia, to learn Russian, 1938; travelling through Europe, Turkey and Egypt, 1938; life and work in England at the beginning of World War Two; training at Staff College, Quetta, India, 1942-1943; account of service under General Sir Hugh Charles Stockwell in the Arakan region, Burma, 1943-1945; including comparison of British and Japanese tactics, description of attack on Brigade headquarters, conditions experienced by soldiers and psychological effects of jungle warfare; account of service as General Staff Officer Grade Two under General Sir Francis Wogan "Frankie" Festing, 36 Division, including description of securing Shan region for Allies and liaising with American forces; account of service as instructor, British Military Mission in Greece, 1948, working with Greek National Army in Florina, Grammos, Vitsi and Salonika, including descriptions of the tactics of both the Greek National Army and the Democratic Army of Greece, and the difficulty of guerrilla warfare.