Boeing XB-38 Flying Fortress Boeing XB-38 Flying Fortress The XB-38 Flying Fortress was a single example conversion of a production B-17E Flying Fortress, testing whether the Allison V-1710 V type engine could be substituted for the standard Wright R-1820 radial engine during early World War II. The XB-38 was the result of a modification project undertaken by Boeing and Vega (a subsidiary of Lockheed) on a B-17 Flying Fortress to fit it with liquid-cooled Allison V-1710-89 Vee engine. It was meant as an improved version of the B-17, and a variant that could be used if air-cooled Wright R-1820 radial engines became scarce. Completing
34th Flying Training Wing (World War II) transferred to meet those requirements. The schools of the wing used primarily the Beechcraft AT-11 for bombardier training. 34th Flying Training Wing (World War II) The 34th Flying Training Wing was a wing of the United States Army Air Forces. It was last assigned to the Central Flying Training Command, and was disbanded on 16 June 1946 at Midland Army Airfield, Texas. There is no lineage between the United States Air Force 34th Training Wing, established on 20 November 1940 as the 34th Bombardment Group (Heavy) at Langley Field, Virginia, and this organization. The wing supervised Training Command Flight Schools