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Lessons of the Paris Flood, The New York Deep Tunnel Water Supply, Our Latest and Final Reciprocating Engine Battleship

Engineering, Electricity, Science

A New Storage Battery Street Car

Another Edison Invention

Artificial Production of the Voice

By Jacques Boyer

What Smokeless Powder has Made Possible--I

By Robert G. Skerrett

The Rockefeller Institute's Work on Infantile Paralysis

By John B. Huber

Clearing Snow from Railway Tracks in Canada

By Frank C. Perkins

Bernard Palissy, the Famous French Potter, and his Works

By Charles A. Brassler

Thermostatic Alarm for House Heaters

By F. F. Allen

Adapting a Grate for Small Coal

By J. A. Bergstrom

Regulator for Indirect and Direct-Indirect Steam Heating

By B. A. Johns

Method of Economizing Gas

By A. J. Jarman

Home-Made Ash Sifter

By J. A. Brophy

How to Burn Coal Economically

By W. B. Allen


  • Departments


  • The Heavens in February, 1910

  • Notes and Queries

  • Recently Patented Inventions

  • New Books, Etc.

  • Index of Inventions

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