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Features

The Arms and the Man

The Mauser Pistol

The Euphrates Valley Railroad

An Improvement in the Manufacture of Arsenate of Lead

Electric Lighting at the Covent Garden Theater

Arrival of Signor Marconi

The National Export Exposition, Philadelphia

A Rotary Engine with Improved Abutments

The Chapman Electro-Mobile

A Roller-Bearing for Bicycles

The Hayne Suspended Ink-Well

Navies of the World

Departments

  • Recommended

    New Books, Etc. - September 30, 1899

  • Departments

    The Heavens in October

  • Business and Personal - September 30, 1899

  • Recently Patented Inventions - September 30, 1899

  • Notes and Queries - September 30, 1899

  • Index of Inventions - September 30, 1899

  • Patents - September 30, 1899

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September 30, 1899

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