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Features

Casting the Henry Ward Beecher Statue for the City of Brooklyn

Arcturus

The Poisonous Snake of Florida

Position of the Planets in July

Rifle Range

A Metallic Tie and Rail Fastening

A Miniature Electric Motor

A Visit to a Family in Annam

An Improved Car Brake

An Improved Engine

A Differential Gear for Bicycles

The Assaying of Gold and Silver Ores

The Columbian World's Fair, 1893

Departments

  • Departments

    Recently Patented Inventions- June 27, 1891

  • Index of Inventions- June 27, 1891

  • Notes and Queries- June 27, 1891

  • To Inventors- June 27, 1891

  • Business and Personal- June 27, 1891

  • Patents- June 27, 1891

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis