Boeing B-17 Flying Fortress NAN10-50.jpg|thumb|B-17 modified for testing of the [[Pratt & Whitney T34|XT-34 turboprop]]. When testing concluded, the aircraft was restored to stock configuration as the "[[Liberty Belle (B-17)|Liberty Belle]]", but was lost in a post-forced-landing fire near [[Oswego, Illinois]] on 13 June 2011.]] [[Category:Boeing aircraft|B-17 Flying Fortress]] [[Category:United States bomber aircraft 1930–1939]] [[Category:Four-engined tractor aircraft]] [[Category:Low-wing aircraft]] [[Category:World War II bombers of the United States]] [[Category:Boeing B-17 Flying Fortress| ]] [[Category:Aircraft first flown in 1935]] Boeing B-17 Flying Fortress The Boeing B-17 Flying Fortress is a four-engined heavy bomber developed in the 1930s for the United States Army Air Corps (USAAC). Competing
Jagdgeschwader 1 (World War II) aircraft and were removed later in the year. By the start of 1943, JG 1 were mainly equipped with the Fw 190-A, excepting I./JG 1 still using the Bf 109G-1. The first large-scale air battle between JG 1 and VIII Bomber Command occurred when the latter bombed the naval base at Wilhelmshaven on 27 January 1943 with a force of 64 B-17 Flying Fortress (B-17) and 27 B-24 Liberators (B-24). Facing them were I., II. and IV./JG 1. With their Jever base below the route I./JG 1 attacked in full strength under "Hauptmann" Günther Beise. In broken cloud cover, they