How submarines fire torpedoes, 1939
Drawing to explain how a British submarine's twelve torpedoes are fired. Here six torpoedoes are shown in their tubes, and a further six are in storage and have, when required, to be moved up to the rear door of the tube by slinging out a running cradle. The outer (sea) doors are opened and closed by rods operated hydraulically. Date: 1939
© Illustrated London News Ltd/Mary Evans
U-Boat - Deutschland - crossing the Atlantic Ocean
U-Boat 'Deutschland' - the first submarine to cross the Atlantic Ocean - pictured arriving in Baltimore with Civilian Captain Paul Konig in July 1916. A civilian captain was employed to prove that the vessel had no military intent - however, toward the end of WWI, the sub was renamed the SM-U-53 and saw active deployemnt against the allies.
© Mary Evans / Grenville Collins Postcard Collection
BUSHNELL'S 'TURTLE' the first submersible craft to be used in action, attacking a British ship at New York on 7 September 1776 ;the one-man crew provided the power manually !
© Mary Evans Picture Library
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