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Protection of Inventions Exhibited at Paris

The Ives' Improved Kromskop

Hand and Machine Production Compared

Consular Reform

The Beet Sugar Industry

Dissociation of Air at Ordinary Pressure

California Big Trees Threatened with Destruction

Horseflesh in America

An Electric Automobile Ambulance

The First Automobile Patrol Wagon

An Anchor to Prevent the Creeping of Rails

A Combined Heating Stove and Furnace

The Alexandre III. Bridge, Paris

By J. Guenaire

Radio-Active Matter in Magnetic Field

Our Latest Protected Cruiser, the "Albany"

Torpedo Practice at Newport, R. I

Fighting Snow on the Third-Rail

Transportation of Buildings by Water

Annual Report of the Commissioner of Patents


  • Departments

    Correspondence - March 10, 1900

  • A Chemical Growth - March 10, 1900

  • A Feat in Half-Tone Work - March 10, 1900

  • Recently Patented Inventions - March 10, 1900

  • Notes and Queries - March 10, 1900

  • Business and Personal - March 10, 1900

  • Index of Inventions - March 10, 1900

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