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Report of the Commission on Patents and Trade Marks

The Relative Cost of Steamship Construction in Europe and America

Report of the Isthmian Canal Commission

Alcohol as a Fuel for Motor Carriages

The Direct Combination of Alumina and Oxide of Calcium in the Electric Furnace

Shooting at the Clouds

Electric Tramways in London

A Simple Portable Acetylene House-Lamp

New Telephone Meter

Curious Knot Formation

A Safety Attachment for Water-Gages

Scotte Traction Engine--Type Shown at the Paris Exposition

Modern Soft-Coal Mining and Handling in the United States

By Henry Hale

Electric Freight Conveyers for Loading and Unloading Vessels

The New 12-Inch Naval Gun

The Third-Rail Equipment of the Manhattan Elevated Railways

IV. Simple Electric Motor

By George M. Hopkins

To Inventors


  • Departments

    New Books, Etc. - December 15, 1900

  • Recently Patented Inventions - December 15, 1900

  • Business and Personal - December 15, 1900

  • Index of Inventions - December 15, 1900

  • Notes and Queries - December 15, 1900

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December 15, 1900

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