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    Features

    New Bridge at Pittsburgh, Pa

    The Moon's Atmosphere

    The Recent Working Men's Demonstrations

    How Tall are We?

    Is Anybody Sane?

    Improved Dredging Machinery

    Improved Six-Roll Planer, Matcher, and Bender

    Improved Woodworking Machinery

    The Exhibit of Cornell University at the Centennial

    The Facts of the Laws of Gravitation

    Nickel and Its Preparation

    Scientific Apparatus

    The Weston Dynamo-Electric Machine

    Improved Water Motor

    Improved Boat-Lowering Apparatus

    Dueber's Improved Watch Case

    Oceanic Birds

    Breech-Loading Firearms

    The Tapayaxin

    Improved Door Knob

    Recent American and Foreign Patents - September 2, 1876

    New Mechanical and Engineering Inventions - September 2, 1876

    New Household Inventions - September 2, 1876

    New Agricultural Inventions - September 2, 1876

    Communications Received - September 2, 1876

    The Validity of Patents - September 2, 1876

    Departments

    • Departments

      Notes and Queries - September 2, 1876

    • Index of Inventions - September 2, 1876

    • Business and Personal - September 2, 1876

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    September 02, 1876

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