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 and listed 2,198 airmen. A number of evading aircrew were captured due to the duplicity of French collaborators who betrayed them to the Gestapo. Air Commodore Ronald Ivelaw-Chapman a staff officer at No. 1 Group RAF was the highest-ranking officer of RAF Bomber Command to be taken prisoner in World War II while flying operationally, he was flying as second pilot aboard an Avro Lancaster of No. 576 Squadron RAF on the night 6–7 May 1944. The German Luftwaffe had responsibility for Allied aircrew taken prisoner in North West Europe and it is on record in numerous biographies that the