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The History of the XV-15 Tilt Rotor Research Aircraft
Martin D. Maisel
其他書名
From Concept to Flight
出版National Aeronautics and Space Administration, Office of Policy and Plans, NASA History Division, 2000
ISBN01605027649780160502767
URLhttp://books.google.com.hk/books?id=FmdmyOhCT1wC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN