The story of the first Trans-Continental Railroad : its projectors, construction and history
Fifty years of flying fun : from the Hunter tot the Spitfire and back again
Steam navigation, and its relation to the commerce of Canada and the United States
Bendix Field : the history of an airport and legendary pilot Homer Stockert
The National Advisory Committee for Aeronautics : an annotated bibliography
Fair play : a clean honest statement of the railroad and transportation situation