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The American Association for the Advancement of Science

Cotton Seed Oil Presses Wanted

Niagara and the Great Lakes

An Automatic Discharger of Abnormal Electric Currents

An Improved Sight for Firearms

The Cascade Water Wheel

A Life Guard for Street Railway Cars

Bull Teasing in the Arena of Arles

Church of Borki, Russia

Manufacture of Spiegeleisen

Steam and Electric Cableway for Logging and Canal Boat Towing

A Recording Thermometer for Closed Spaces

To Inventors - September 1, 1894


  • Letters

    Correspondence - September 1, 1894

  • Recommended

    New Books and Publications - September 1, 1894

  • Departments

    Recently Patented Inventions - September 1, 1894

  • Business and Personal - September 1, 1894

  • Index of Inventions - September 1, 1894

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September 01, 1894

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