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
RAF Bomber Command aircrew of World War II recognized emergency landing place. Vigilance was always maintained as Luftwaffe night fighters flying as "night intruders" sometimes followed the bombers home and attacked as aircraft came into land. If the conditions were foggy, or particularly poor on their return it was not unusual for aircraft to be diverted to more distant bases which were clear. Arriving back at base crews were promptly ferried to de-briefing where mugs of tea were distributed while each crew was interviewed and a detailed operational report, compiled before a generous bacon and egg breakfast could be claimed. From the outbreak of war RAF Bomber Command