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Features

From Broadway to the Ferries

Conditions of Life in the Depths of the Sea

Aspects of the Planets for July - 1884

How Pile Buttons are made

Wagon Running Gear

Hub attaching Device

New Spring Gearing for Vehicles

Shaft Support

Foot Power

Combined Plow and Harrow

Improved Journal Bearing

Trace Buckle

Umbrella and Parasol Frame

A Novel Toy

The Panama Canal

Street Elevator at Stockholm

The Gorilla at the Paris Museum of Natural History

Agricultural Inventions - June 28, 1884

Engineering Inventions - June 28, 1884

Mechanical Inventions - June 28, 1884

Miscellaneous Inventions - June 28, 1884

Departments

  • Letters

    Correspondence - June 28, 1884

  • Recommended

    New Books and Publications - June 28, 1884

  • Departments

    Business and Personal - June 28, 1884

  • Notes and Queries - June 28, 1884

  • Index of Inventions - June 28, 1884

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June 28, 1884

Complex Causes. Alternative Solutions.