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    Features

    Floating Derricks of New York Harbor

    Cotton Size and Cotton Sizing

    Work and Wages

    Iron Lighthouse for Mexico

    Compressed Air in Coal Mining

    Making Knit Cotton Goods to Imitate Wool

    Agricultural Inventions

    Improved Portable Engines

    New Egg Tongs

    Improvement in Jugs

    Improved Medicine Bottle

    Improved Animal Trap

    The Antiquity of the Spoon

    On the Crystallization of Canada Balsam

    By Geo. M. Hopkins

    Miscellaneous Inventions

    New System of Ventilation

    One of Nature's Gluttons

    By Daniel C. Beard

    The Action of Light on Plants

    The Industrial Uses of Fish Skins

    Chinese Porcelain Vase

    Mechanical Inventions

    Recent Decisions Relating to Patents, Assignments, Etc.

    Departments

    • Departments

      Correspondence

    • New Inventions

    • Business and Personal

    • Notes and Queries

    • Index of Inventions

    • Patents

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    February 07, 1880

    See the World from a Different Perspective

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