European Practice in Steam Boilers - pp294 - 295

doi:10.1038/scientificamerican10171896-294

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The Toy Artist - p296

doi:10.1038/scientificamerican10171896-296

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Camera for Producing Enlarged Images of Microscopic Objects - p296

doi:10.1038/scientificamerican10171896-296a

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A Vise for Jewelers, Tool Makers, Etc - p297

doi:10.1038/scientificamerican10171896-297

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A Locomotive Headlight and Signal - p297

doi:10.1038/scientificamerican10171896-297a

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The Bicycle Wheel - pp297 - 298

E. D. Sewall

doi:10.1038/scientificamerican10171896-297b

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The New Croton Dam - p299

doi:10.1038/scientificamerican10171896-299

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Photography by an Electric Discharge - p299

doi:10.1038/scientificamerican10171896-299a

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The Essex—Merrimac Bridge - pp300 - 301

Horace C. Hovey

doi:10.1038/scientificamerican10171896-300

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The Dion, Bouton & Company Tricycle and the Bollee Carriage - pp301 - 302

doi:10.1038/scientificamerican10171896-301

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The Poulson Metal House - pp302 - 303

doi:10.1038/scientificamerican10171896-302

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To Inventors - p305

doi:10.1038/scientificamerican10171896-305

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