LEYSON, BURR.
Flight training for the Army and Navy; a manual for pilots and aircraftsmen.
LEYSON, BURR. Flight training for the Army and Navy; a manual for pilots and aircraftsmen. © 14Nov40; A146762. E. P. Dutton & Co., Inc. (PWH); 9Sep68; R443153.
E. P. Dutton & Co., Inc.|PWH