SCIENTIFIC AMERICAN ESTABLISHED 1845 Published Weekly at No. 361 New York 361 Broadway New York 361 Broadway New York NAVY TO BUILD 'OCTOPUS' TYPE OF SUBMARINE. ELECTRIC POWER. PLANTS ARE RESPONSIBLE. THE STEEL RAIL PROBLEM. CONTRACT AWARDED FOR TWO 'DREADNOUGHTS.' BOARD OF UNDERWRITERS ON CEMENT CONSTRUCTION., 1907-07-13

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SCIENTIFIC AMERICAN ESTABLISHED 1845 Published Weekly at No. 361 New York 361 Broadway New York 361 Broadway New York NAVY TO BUILD 'OCTOPUS' TYPE OF SUBMARINE. ELECTRIC POWER. PLANTS ARE RESPONSIBLE. THE STEEL RAIL PROBLEM. CONTRACT AWARDED FOR TWO 'DREADNOUGHTS.' BOARD OF UNDERWRITERS ON CEMENT CONSTRUCTION., 1907-07-13

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