Papers of Lt Col Robert Verelst Boyle, 1897-1943, including: Battalion standing orders of the 1st Battalion The Loyal Regiment (North Lancashire) (Gale & Polden, Aldershot, 1930); notes and correspondence regarding the Combined Operations Training Centre, Comox, Vancouver Island, Canada, 1942-1943; papers relating to lectures given while GSO1, HQ Combined Chiefs of Staff, USA, including: text of lecture on commandos, Economic Society, Detroit, 4 May 1942; article on commandos in Military Review, Command and General Staff School, Fort Leavenworth, Kansas, Jul 1942; text of lecture considering how to attack a strongly defended coast, Junior Staff College, RMC Kingston, Ontario, Canada, Aug 1942; text of lecture on commandos given to the Annual Convention of American Newspaper Editors, New York, 1942; text of lecture on ship-to-shore operations, given at the US Army Amphibious Training Centre, 1942; text of lecture on preparations for the resumption of the land offensive, given to US Army Armoured Training Centre, 1942.

Formal photographs of Combined Chiefs of Staff events at Fort Benning and Fort Jackson, USA, including photographs of FM Sir John Dill, General George Marshall, Chief of Staff, US Army, Admiral Louis Mountbatten, Chief of Combined Operations, Lt Gen Mark Clark and Lt Col Dennis Price, meeting troops, watching parades, demonstrations and exercises, and inspecting weaponry. Also photograph labelled 'My official yacht whilst I started and commanded the Canadian Combined Operations Training Centre at Comox, Vancouver Island, 1942-43'.Photograph album, invitation and programme of events for the Presentation of New Colours to the Loyal Regiment (North Lancashire), in Famagusta, Cyprus, 7 Oct 1949.

Also items belonging to Boyle's father in law Lt Col Adrian Grant Duff: The Pathan Revolt in North-West India by H Woosnam-Mills (Civil and Military Gazette Press, Lahore, India, 1897) and Razmak station standing orders (Commercial Steam Press, Dera Ismail Khan, India, 1931).