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
76th Flying Training Wing (World War II) 76th Flying Training Wing (World War II) The 76th Flying Training Wing was a wing of the United States Army Air Forces. It was assigned to the Army Air Forces Flying Training Command, and was stationed from 1943-46 at Smyrna Army Airfield, Tennessee. There is no lineage between the United States Air Force 76th Maintenance Wing, established on 5 February 1942 as the 76th Observation Group at MacDill Field, Florida and this organization. The wing was a heavy bomber training wing of Eastern Flying Training Command. Its schools provided four-engine heavy bomber transition training for experienced pilots who were moving