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Scientific American, Vol. 36, No. 11 (March 1877) (1877)

leaf 3

An illustration from Scientific American, Vol. 36, No. 11 (March 1877), 1877, leaf 3
e torpedo The question of how the Alarm herself would fare against We illustrate herewith a new hand pump adapted for when the current passes. To the cradle in which the torpe- the heavy guns of a modern ironclad at close quarters is real- almost any purpose where such a machine is required. It do… … torpedo signals that fact, and the person charge pipe. ADMIRAL PORTER'S TORPEDO SPAR. stationed at the exploding wire does not The water is raised by the upstroke of press the key. The Alarm then tries to the lower piston, through the bottom several hard hits delivered in a number of different…

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