The fonds consists of concert and theatre programs from Millbrook, Ontario; World War I materials including prisoner-of-war post cards, and photographs; and theatre programs, menus and other material relating to entertainments which allied prisoners in German war camps devised for their own amusement and which were collected by Lieutenant W.E. Massey-Cooke.

These photographs are of the Millbrook Presbyterian Church baseball team, 1908-1911, and the Millbrook band, July 12, 1910.