Boeing YB-40 Flying Fortress March 1944. All of the aircraft were sent to reclamation, mostly at RFC Ontario in May 1945, being broken up and smelted. (A couple of the YB-40s can be seen in the 1946 movie "The Best Years of Our Lives", in the famous scene shot at the Ontario "graveyard".) No airframes were sold on the civil market. Boeing YB-40 Flying Fortress The Boeing YB-40 Flying Fortress was a modification for operational testing purposes of the B-17 Flying Fortress bomber aircraft, converted to act as a heavily armed gunship for other bombers during World War II. At the time of its
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