The submarine in war and peace; its developments and its possibilities (1918)
Lake, Simon, 1866-1945 · Philadelphia London : J.B. Lippincott Co. · leaf 50
THE PERISCOPE IS THE EYE OF THE SUBMARINE. (See description.) 23 THE SUBMARINE IN WAR AND PEACE image and transmits it still farther down the tube, whereit is turned through the right-angle prism, E, and wherethe image is again turned into an erect position. A pieceof ground glass located at F…
Submarines (Ships)
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