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The Fastest River Steamer Beaten by a Steam Yacht

The English Cutter Genesta

The New U.S. Cruiser Dolphin

Improved Double Fireplace

Attachment for Gas Cocks

Improved Brake Shoe

Car Coupling

The Laws of Vision and the Harmony of Colors

The "Unique" Single Tube Injector

Safety Valve and Alarm for Steam Boilers

Improved Traction Engine

Experiments with Soap Bubbles and Films

By T. O'Conor Sloane

Miscellaneous Inventions

Mechanical Inventions

Agricultural Inventions

Engineering Inventions


  • Letters

    Correspondence - June 20, 1885

  • Notes and Queries - June 20, 1885

  • Recommended

    New Books and Publications - June 20, 1885

  • Departments

    Business and Personal

  • Index of Inventions - June 20, 1885

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