The collection consists of records documenting various branches of the Canadian Army. Collection includes photographs of parades and drills taken by the Department of National Defence; photocopies of military order of the 1st Canadian Army during World War II; copies of intelligence tests administered by the Canadian Armed Forces; correspondence, maps, daily reports and copies of morale reports of the Canadian Militia Training Centre No. 111, Gordon Head Camp, together with some photos; booklet of poems by R.W. Day of Sidney Camp; orders for Operation Overlord (D-Day) and other military orders of the 16th (Canadian Scottish) Infantry Battalion; and, miscellaneous reports (including those related to the Dieppe raid), brochures and reference material; Militia Orders (photocopy) 1899; "Secret War Diary" 1-31 May 1941, 6th Cdn. Infantry Brigade; 102 Battalion, 7th platoon roll book, 1896.

The fonds consists of records of the Canadian Scottish Regiment (Princess Mary's). Primarily, the fonds contains the official war diaries kept by the regiment during World War Two. The diaries contain the daily logs, intelligence reports, orders, and newsletters, as well as records of individual experiences, of the 1st, 2nd, and 4th Battalions. A collection of maps and aerial photographs accompany these war diaries. The fonds also contains regimental records on training, dress regulations, personnel, the Bay Street Armoury, finances, and regimental correspondence. Additionally, the fonds includes the original manuscript and correspondence pertaining to historian Dr. Reginald Roy's book, "Ready for the Fray (Deas Gu Cath): the History of the Canadian Scottish Regiment (Princess Mary's) 1920-1955". Also included are the regimental publications, The Brazier, The Courtenay Camp Chronicle, and The Maple Leaf. The fonds is arranged into 22 alphabetically organized series consisting of records generated and utilized by the Canadian Scottish Regiment from its creation in 1920 to the present.

The fonds consists of photographs, booklets, pamphlets, and invitations collected by Brigadier Adam. It also includes ephemera from World War Two, as well as Brigadier Adam's fonds of newspaper clippings, Christmas cards, and correspondence during his term as Officer Commanding of the 25 Militia Group.

The fonds consists of correspondence to and from Major Louis Edney, and a fonds of newspaper clippings. It also includes a fonds of photographs documenting his army career.

The fonds consists of Sergeant Biscoe's records of service from World War II. These include his service and pay books, as well as his notes on the German Army. Sergeant Biscoe's fonds also contains a scrapbook of newspaper clippings and photographs, various ephemera from the war, correspondence, and aerial photographs of Germany.

The fonds consists of the personal diaries kept by Lieutenant Colonel Bapty from 1935 to 1942, as well as a collection of various memorandums, reports, and ephemera from this period. It also contains addresses, essays and lectures given by Bapty on military matters, including modern developments in warfare, the Scottish regiments, discipline and leadership, Pacific problems during World War II, and the objectives of military training; records of the Canadian Scottish Regiment (Princess Mary's), 2nd Battalion, including slate of officers, lists of exercises, correspondence and operation orders; personal records of Walter Bapty, including commissions and certificates, personal correspondence, records relating to militia staff courses and nominal roll for officers in medical courses; newspapers and clippings dealing with Bapty's participation in the Boer War and World War II, and Bapty's obituary; drawing of Bapty, photograph of Mrs. Bapty, and photographs of Bapty with the Canadian Scottish Regiment.