Papers relating to his service in World War Two, dated 1941-1946, 1941-1946, 1951, principally comprising semi-official and personal correspondence, 1941-1946, including letter to his wife describing events leading up to his dismissal from command of 7 Armoured Div, 1942; pamphlet on the Battle of Keren, Mar 1941, produced by Maj Gen Sir Nigel Trapp, HQEritrea District, for visit of Commander-in-Chief, Middle East Land Forces, to Keren battlefield, Eritrea, Mar 1947; Report to the Combined Chiefs of Staff by the Supreme Allied Commander South East Asia, 1943-1945 by AF Louis (Francis Albert Victor Nicholas) Mountbatten, 1st Earl Mountbatten of Burma (London, HMSO, 1951); operational notes and training instructions for 7 and 9 Indian Divs during the Burma campaign, 1943-1945; 'Warfare in undeveloped countries. Part 1: desert warfare', War Office publication written by [Messervy] in 1954; printed histories by Messervy and others describing operations in Burma by 12 Army, 14 Army, 4 Corps, 15 Indian Corps, 23 Indian Corps, and 25 Indian Div; Ministry of Information publications, dated [1945], concerning campaigns in the Middle East and Far East, 1941-1945, the Merchant Navy, 1939-1944, Combined Operations, 1940-1942, Britain's anti-aircraft defences, 1939-1942, and civil defence in the UK, 1940-1941, and the war effort on the Home Front, 1942-1944; Government of India publications,dated [1944-1946], describing the service of various divisions of the Indian Army during World War Two.

Papers relating to service with the 12 (Prince of Wales's Royal) Lancers during World War One, notably relating the advance into Flanders, the first Battle of Ypres, and the advance to, and fighting around, Amiens, 1914-1935; the writing and publication of Charrington's book Where Cavalry Stands Today (Hugh Rees, London, 1927), 1927-1928; papers from a report by Charrington on the operations of the British Army in Eritrea and Abyssinia during 1941; correspondence, narratives, photographs and maps relating to Charrington's command of 1 Armoured Bde during operations in Greece and Crete, 1941, 1941-1962.