LABOR ENGINEERING. Prepared by the Training Division, Bureau of Aeronautics, U.S. Navy, F. T. Ward, director. (The Naval aviation physical training manuals)
LABOR ENGINEERING. Prepared by the Training Division, Bureau of Aeronautics, U.S. Navy, F. T. Ward, director. (The Naval aviation physical training manuals) © 2Oct43; A176053. United States Naval Institute (PWH); 9Dec70; R496500.
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