Our Vast Steel Industry - p342

doi:10.1038/scientificamerican05171902-342

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The Stations of the Rapid Transit Subway - p342

doi:10.1038/scientificamerican05171902-342a

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Electricity or Steam for High-Speed Railways - p342

doi:10.1038/scientificamerican05171902-342b

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Roentgen Ray Burns - p342

doi:10.1038/scientificamerican05171902-342c

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Guarding against the Submarine - pp342 - 343

doi:10.1038/scientificamerican05171902-342d

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The United States and the Metric System - p343

doi:10.1038/scientificamerican05171902-343

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Admiral Sampson - p343

doi:10.1038/scientificamerican05171902-343a

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The Photorama - pp344 - 345

doi:10.1038/scientificamerican05171902-344

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The Venice of Long Island - p345

doi:10.1038/scientificamerican05171902-345

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Manufacture of Steel Rails—II - pp346 - 347

doi:10.1038/scientificamerican05171902-346

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A New Heater - p347

doi:10.1038/scientificamerican05171902-347

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The Introduction of the Steam Turbine for Light and Power Work - pp348 - 349

Frank C. Perkins

doi:10.1038/scientificamerican05171902-348

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Buttes and their Formation - pp349 - 350

Charles Frederick Holder

doi:10.1038/scientificamerican05171902-349

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Automobile Department - p350

doi:10.1038/scientificamerican05171902-350

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The Simms Armored War-Car - pp350 - 351

doi:10.1038/scientificamerican05171902-350a

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Some Modern Automobile Accumulators - pp351 - 352

doi:10.1038/scientificamerican05171902-351

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Monster Crustaceans at the American Museum of Natural History - p353

Walter L. Beasley

doi:10.1038/scientificamerican05171902-353

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Business and Personal Wants - p355

doi:10.1038/scientificamerican05171902-355

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