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Monster Dredge for the Panama Canal

Curiosities of the Railway Census

Florida Exploration

The Wringer Before Congress

Resharpening Files

Aspects of the Planets for March

Improved Windmill

Fireproof Floor and Ceiling

Improvement in Cutter Heads

Improved Method of Raising Cream from Milk

Upright Drill Press Used as a Boring Lathe

Underground Electric Wires

Improved Car Truck

The Reis-Thompson Telephone Receiver

Engineering Inventions - March 3, 1883

Agricultural Inventions - March 3, 1883

Mechanical Inventions - March 3, 1883

Miscellaneous Inventions - March 3, 1883


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  • Recent Inventions - March 3, 1883

  • Business and Personal - March 3, 1883

  • Notes and Queries - March 3, 1883

  • Index of Inventions - March 3, 1883

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Dwindling Supply. Increasing Demand.

Dwindling Supply. Increasing Demand.

Solving the Water Crisis