Thực đơn
Douglas_XB-19 Tham khảoTed Lawson, Pilot on "The Ruptured Duck" of Doolittle Raid fame worked on the B19 flap system as an engineer. He mentions this in his amazing book, "Thirty Seconds Over Tokyo"
Thực đơn
Douglas_XB-19 Tham khảoLiên quan
Douglas MacArthur Douglas Costa Douglas A-4 Skyhawk Douglas A-26 Invader Douglas A-1 Skyraider Douglas A-3 Skywarrior Douglas DC-3 Douglas Aircraft Company Douglas A-20 Havoc Douglas EngelbartTài liệu tham khảo
WikiPedia: Douglas_XB-19 http://www.flightglobal.com/pdfarchive/view/1941/1... http://books.google.com/books?id=19kDAAAAMBAJ&pg=P... http://books.google.com/books?id=69kDAAAAMBAJ&pg=P... http://books.google.com/books?id=JScDAAAAMBAJ&pg=P... http://books.google.com/books?id=mtkDAAAAMBAJ&pg=P... http://www.nationalmuseum.af.mil/factsheets/factsh... http://www.nationalmuseum.af.mil/factsheets/factsh... http://home.att.net/~jbaugher2/b19.html