Bill Sweetman

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The Top-Secret Warplanes of Area 51


The Most Advanced Flight Deck


The Full-Tilt Flying Machine


The Navy’s Swimming Spy Plane


Exposing the Spy Sub of the Future


Birth of a Titan




Back to the Future


When Is a UCAV Not a UCAV?


Space Shuttle: The Next Generation


Monster at 20 ft.


Bird of Prey