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Features

Eye Sight Test for Railroad Men

Turbine Troubles

Robert Whitehead and the Torpedo

Modern Preservation of Railroad Ties

Frederic H. Betts

Fun with the Phonograph

By Dexter W. Allis

A New Type of Ore-Unloading Bucket

By W. Frank M'clure

An Automatic Cartridge-Counter for Magazine Rifles

By Alfred Gradenwitz

A Storage-Battery Locomotive

By The English Correspondent Of The Scientific American

A New Megaphone

By Alfred Gradenwitz

The Orinoco--A Wasted Waterway

By G. L. M. Brown

Extraordinary Effect of Water Erosion Caused by the Assouan Dam

By the English Correspondent of the Scientific American

The Felling of the Concrete Column at Niagara

By Orrin E. Dunlap

An Improved Bottle Closure

Quartz Mill for Dry-Grinding of Ore

Patent Department

Machine for Molding Plastic Materials

Business and Personal Wants

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    Correspondence - November 25, 1905

  • Recently Patented Inventions - November 25, 1905

  • Index of Inventions - November 25, 1905

  • New Books, Etc. - November 25, 1905

  • Notes and Queries - November 25, 1905

  • Patents - November 25, 1905

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November 25, 1905

See the World from a Different Perspective

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