"In the interests of Mechanical Maintenance"
CAM was a kind of bible for Canadian military mechanics during the Second World War - but it's equally notable for its fine graphic art covers.
Canada, NDHQ, Directorate of Mechanical Engineering, CAM 2/6 (March - April 1945); 2/8 (June 1945); 2/9 (July - August 1945); 2/10 (September 1945)
Ley and Lois Smith War, Memory and Popular Culture Research Collection - The University of Western Ontario - London, Ontario
magazines, 20 pages, 20.1cm x 26.7cm