Boeing YB-40 Flying Fortress 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 development, long-range fighter aircraft such as the North American P-51 Mustang were just entering quantity production, and thus were not yet available to accompany bombers all the way from England to Germany and back. Work on the prototype, Project V-139, began in September 1942 by converting the second production B-17F-1-BO (serial number 41-24341) built. Conversion work was
Alan Magee Alan Magee Alan Eugene Magee (January 13, 1919 – December 20, 2003) was an American airman during World War II who survived a 22,000-foot (6,700 m) fall from his damaged B-17 Flying Fortress. He was featured in "Smithsonian Magazine" as one of the 10 most amazing survival stories of World War II. Immediately after the Pearl Harbor attack, Magee joined the United States Army Air Forces and was assigned as a ball turret gunner on a B-17 bomber. On January 3, 1943, his Flying Fortress—B-17F-27-BO, "41-24620", nicknamed "snap! crackle! pop!"—part of the 360th Bomb Squadron, 303rd Bomb Group, was on