On October 15, 1937 the Boeing XB-15, a groundbreaking aircraft, took its first flight and left an indelible mark on aviation history, despite being a lesser-known bomber prototype. Built in response ...
Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. The FB series of U.S. Navy fighters began with the Boeing Model 15 prototype in 1923. The Army procured several ...