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Features

Generous Criticism--And the Reverse

Velocity of the Wind

The Prolonged Distress in Porto Rico

The Preliminary Speed Trial of the "Alabama."

The New Parcels-Post to Germany

Fall of the Chicago Coliseum

In Search of an Effective Trolley Car Brake

Economy of the Electric Underground Trolley

Science Notes

Scientific Congress at Columbus

By Horace C. Hovey

Simple Means of Cooling Drinking Water

A Simple Chimney Top and Cowl

The Accurate Weighing of Locomotives

A Contrast in Noses

By R. Lydekker

A Time-Stamp for Mercantile Use

The Snake Dance of the Mokis.--II

By G. Wharton James

The Mungsten High-Level Arch Bridge

Proposed Armament for our Three Latest Battleships

Photography of the Stomach

A Novel Electrical Effect

The Scientific American Cyclopedia of Receipts, Notes & Queries

Departments

  • Letters

    Correspondence - September 9, 1899

  • Recommended

    New Books, Etc.- September 9, 1899

  • Departments

    Recently Patented Inventions - September 9, 1899

  • Business and Personal - September 9, 1899

  • Index of Inventions - September 9, 1899

  • Notes and Queries - September 9, 1899

  • Patents - September 9, 1899

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September 09, 1899

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