Books of interest...

  • The Curtiss X-Planes: Curtiss Wright's VTOL Effort, 1958-1965  
    Francis H. Dean

  • VTOL: MILITARY RESEARCH AIRCRAFT by Mike Rogers

  • UNCONVENTIONAL AIRCRAFT by Peter Bowers

  • AIRCRAFT DESIGN: A CONCEPTUAL APPROACH by Daniel P.
    Raymer, PhD.

  • THE XV-15 TILT ROTOR RESEARCH AIRCRAFT by Martin D. Maisel,
    Demo J. Giulianetti, Daniel C. Duga The NASA History Series  
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