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Unterseeboot
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Die deutschen U-Boote und ihre Werften : e. Bilddokumentation über d. dt. U-Bootbau in 2 Bd.
The submarine boat "protector."Waldon fawcett
The development and future possibilities of the submarine boat
Successful trials of the Holland submarine boat
Submarine torpedo boats: Their influence on torpedo boat architecture and value in warfare
Construction and operation of the submarine boat "Argonaut"
The submarine boat "Le Goubet" from "La Nature"G. E.