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The American Association for the Advancement of Science

Niagara and the Great Lakes

Cotton Seed Oil Presses Wanted

The Cascade Water Wheel

An Automatic Discharger of Abnormal Electric Currents

An Improved Sight for Firearms

Bull Teasing in the Arena of Arles

A Life Guard for Street Railway Cars

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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