1939-1945 Canadian Army officer's identity disc. Circular, red-brown pressed paper/fiber-board, oiled. One hole at top. Stamped into one side: "CE CDN LT. G. WHITTAKER"
Use
Identity discs, or more colloquially known as "dog tags," were used to identify active-duty soldiers. They bear information such as name, blood type, service number, rank, and oftentimes, religion.