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
RAF Bomber Command aircrew of World War II some air gunners were commissioned officers of which a small number were considerably older than most aircrew and even veterans of World War I. An Air Gunner wore a single-winged aircrew brevet with a wreath containing the letters AG on his tunic, above his left breast pocket denoting his trade specialization and very early in the war might also have the brass "winged bullet" qualification badge of a pre-war air gunner on his sleeve. Typically when flying operationally the following aircraft were crewed as below: Fairey Battle single-engined light bomber – most often used in daylight operations in a ground