Pilots' powerplant manual: Civil Aeronautics Bulletin #28
1940 · Washington
by Shedenhelm, L.E.; United States Department of Commerce Civil Aeronautics Administration.
Washington: Government Printing Office, 1940 . Dated 1942 on cover.. Very Good. 24 cm; 392 pages and color folding plates and diagrams. Black and white half-tone photo illustrations throughout. Original gray printed wraps. Some discoloration to wraps, minor chips. (Inventory #: 6195)