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    Features

    The Hyatt Filters.-- Manufactured by the Newark Filtering Co., Newark, N. J

    How Knurls are Made

    Tetanus--Lock Jaw

    Robbery as a Basis of Property Right

    Loose Pulleys, or Idlers

    Bee Culture

    Patent Bills in Congress

    First Steam Fire Engine

    Fire Damp Explosions

    Improved Foot Power Hammer

    Improved Safety Switch Guard

    Improved Revolving Harrow

    Aspects of the Planets for March - 1884

    Improved Rapid Dumping Cart

    The Pons-Brooks Comet

    Young Panthers in the Zoological Garden at Dusseldorf, Germany

    A New Attachment for Vises

    Agricultural Inventions - March 1, 1884

    Special - March 1, 1884

    Miscellaneous Inventions - March 1, 1884

    Mechanical Inventions - March 1, 1884

    Engineering Inventions - March 1, 1884

    Departments

    • Letters

      Correspondence - March 01, 1884

    • Recommended

      New Books and Publications - March 1, 1884

    • Departments

      Business and Personal - March 1, 1884

    • Index of Inventions - March 1, 1884

    • Notes and Queries - March 1, 1884

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    March 01, 1884

    See the World from a Different Perspective

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