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Features

Wave Versus Ship, Industrial Fellowships in University Work, The Moon and Radio-Activity

Engineering, Electricity, Science

A New Era of the American Locomotive

Two Remarkable Engines

Putting Old Neptune to Work

Foreign Naval Progress in 1909

By Percival A. Hislam

How an Amateur May Find Halley's Comet

By Ruel W. Roberts

The Lake Washington Canal, The Boy's Endorsement and more

A Great Open-Air Telescope

By S. A. Mitchell

Tool for Cutting Stay Bolts, Utilizing Centrifugal Force Practically and more

Departments

  • America's First Aviation Meet at Los Angeles

  • Departments

    Correspondence - January 29, 1910

  • Recently Patented Inventions - January 29, 1910

  • Notes and Queries - January 29, 1910

  • New Books, Etc. - January 29, 1910

  • Index of Inventions - January 29, 1910

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January 29, 1910

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