Robert H. Stepanek books & textbook
AAHS Journal American Aviation Historical Society 25th Anniversary Issue. vol 26 no. 1. Spring 1981
J. C. D. Blane Marcelo W. Miranda Keith Rider Mike Kusenda Gerry Beauchamp Albert Hansen Robert H. Stepanek C S Ackley
American Aviation Historical Society /1981T Single Issue Magazine / 96 Pages