Wanted—A Marine Engine Governor - p306

doi:10.1038/scientificamerican11171900-306

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The Sea Route as a Competitor of the Siberian Railway - p306

doi:10.1038/scientificamerican11171900-306a

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California's Big Trees - p306

doi:10.1038/scientificamerican11171900-306b

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Home-Made Apparatus from Home Materials - p307

doi:10.1038/scientificamerican11171900-307

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Actino-Electric Phenomena Produced by Violet Rays - p307

Bichat and Swingedauw

doi:10.1038/scientificamerican11171900-307a

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Science Notes - p307

doi:10.1038/scientificamerican11171900-307b

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The Woods Electric Vehicles - p308

doi:10.1038/scientificamerican11171900-308

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Electric Mining Locomotives - p309

Frank C. Perkins

doi:10.1038/scientificamerican11171900-309

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The St. Lawrence Power Company's Plant at Massena, N. Y. - p310

doi:10.1038/scientificamerican11171900-310

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A Screw-Propeller of Novel Form - p311

doi:10.1038/scientificamerican11171900-311a

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The New Battleships - pp312 - 313

doi:10.1038/scientificamerican11171900-312

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Traveling Stairways for the Elevated Railways, New York - p313

doi:10.1038/scientificamerican11171900-313

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A Home-Made Steam Engine - p314

George M. Hopkins

doi:10.1038/scientificamerican11171900-314

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The Automobile Show at Madison Square Garden, New York - pp314 - 315

doi:10.1038/scientificamerican11171900-314a

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To Inventors - p316

doi:10.1038/scientificamerican11171900-316c

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