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The Growth and Status of Natural Gas

A New Thermo-Electric Couple

The Recent High-Explosive Shell Tests at Sandy Hook

Science Notes

Useful Spiders

By S. Frank Aaron

The Cape to Cairo Telegraph

By English Correspondent of Scientific American

Important Competitive Test of High-Explosive Shell at Sandy Hook

Our Latest Design for Battleships

New Automobile Speed Records

Patent Department

Odd Contrivances

Three New Electrical Devices

Removable Firebox and Grate for Cooking Stoves

Business and Personal Wants


  • Departments

    The Heavens in December and The New Star in Perseus

  • Legal Notes

  • Recently Patented Inventions - November 30, 1901

  • Index of Inventions - November 30, 1901

  • Notes and Queries - November 30, 1901

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November 30, 1901

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