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Roy R Manstan

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  • The Listeners by Roy R. Manstan
    The Listeners (English, Hardback) Roy R. Manstan

    An untold story of scientists and engineers who changed the course of World War I

    $27.40 $34.95
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  • Turtle by Roy R. Manstan
    Turtle (English, Hardback) Roy R. Manstan, Frederic J. Frese

    At the onset of the American Revolution, David Bushnell created the first submarine vessel designed specifically for the destruction of vessels of war. The authors provide new insight into Bushnell's invention and trace the history of undersea warfare before Bushnell. Illustrations. Maps.

    $29.89
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