Tuskegee Airmen: The African-American Military Pilots of WW2 - History
B-24, WWII Bomber, USAAF, Consolidated Aircraft
Unplanned removal, installation inspection procedure at Boeing - Leeham News and Analysis
So Many American Pilots Crash Landed in Sweden that the Top Brass Wondered if They Were Doing it on Purpose
Neither Money Nor Manpower: The story of the de Havilland Comet and the crash of BOAC flight 781, by Admiral Cloudberg
Planes of Fame Air Museum
Former airlines: 17 that no longer exist
G's Plane Stuff
Passenger plane 1940s hi-res stock photography and images - Alamy