The Martin B-10 is a bomber aircraft designed by the Glenn L. Martin Company. Entering service in June 1934, it was the first all-metal monoplane bomber to be regularly used by the United States Army
B-10 being flown during a training session at Maxwell Field
Martin B-10, 25th Bombardment Squadron, Panama Canal Zone
Martin B-10 during exercises over Oahu, Hawaii, 1941
Martin B-10B during exercises
The Boeing B-17 Flying Fortress is an American four-engined heavy bomber aircraft that was developed in the mid-1930s for the United States Army Air Corps. A fast and high-flying bomber used primarily
Martin B-10
…146, was entered into a USAAC long-distance bomber design competition in 1934–5. The bomber came in a strong second place and was bested by only the Boeing B-17 in range and endurance. However, it had a higher ceiling of 28,500 ft (8,700 m), was only 2 mph (3 km/h) slower, and carried 313 lb (142 kg) less in…
A B-17G, Sentimental Journey, performing at the 2014 Chino Airshow in Chino, California
Installation of fixtures and assemblies on a tail fuselage section of a B-17 at the Douglas plant in Long Beach, California, October 1942
Waist position gun blister of Model 299, not adopted for production
Boeing-built B-17Fs, with the clear-view two-piece Plexiglas bombardier's nose.