The Douglas B-18 Bolo is an American twin-engined medium bomber which served with the United States Army Air Corps and the Royal Canadian Air Force during the late 1930s and early 1940s. The Bolo was
B-18 formation during exercises over Hawaii, 1940–1941
B-18A at Aguadulce Army Airfield in Panama
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
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.