This article was originally posted by my coworker Anthony Critelli September 21 marks the maiden flight of three different U.S. military aircraft made by Boeing or firms now part of Boeing: the B-29 Superfortress in 1942, the CH-47 Chinook transport helicopter in 1961 and the XB-70 Valkyrie strategic bomber in 1964. The Enola Gay madeRead… Read more »