The fonds consists of photographs of experimental planes, their construction, and the Alexander Graham Bell family, Baddeck, Nova Scotia (1908-1910); a paycheque from Bell's laboratory; an interview with Andrew about pioneer Calgary and his aviation work with Bell (1966); First World War postcards (1916) and a letter from German friends (1923).

The fonds consists of photographs of No.5 E.F.T.S. at High River and Lethbridge, and aircraft and pilots in Calgary, Lethbridge, and Sylvan Lake, Alberta and Fernie, British Columbia; and pilot's log book, certificates, and articles regarding the history of the Calgary Flying Club and aviation in Calgary.

The fonds consists of correspondence (1919-1936); military certificates, log books and combat reports (1916-1919); aviation certificates and log books (1919-1932); recorded interview (1945); and miscellaneous personal and aviation records. Includes a recorded interview with Violet May about her husband (1973); recording of a memorial program broadcast by CBC (1952); photographs of northern aviation and the Air Observer School; and films about postal service on the Mackenzie, the Yellowknife Royal Visit, Dawson City, Great Bear Lake region, and oil well drilling and construction in the North (ca. 1930-1950).