By Kalton C. Lahue. (Reprint edition-2002 by University of Oklahoma Press. Originally published in 1972). Soft-cover, 5 1/2 x 8", 347 pages, simple reproduced black & white illustrations. Born in the Depression years of the 1930's, the American 35mm reached its maturity during World War II. Kalton C. Lahue and Joseph A. Bailey present an absorbing, nostalgic account of American 35mm hardware, its evolution, and the role it played in making photography the number-one hobby in the United States.