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Features

The Gould 15,000 Prize Contest, The Annual Slaughter of Trespassers on Railroads, and more

Aeronautics- July 2, 1910

Science- July 2, 1910

Engineering- July 2, 1910

Automobile Electric Light Plant

Dictating Letters by Telephone

An Electric Time Recorder for Flying Machines

By Our Berlin Correspondent

Weather Forecasts for Aviators

By WM. A. Jones

Is 12-Inch Armor Necessary?

Target Results No Criterion of What Will Happen in Battle

Modeling African Mammals

By Walter L. Beasley

Curiosities of Science and Invention- July 2, 1910

New Pack for the Army

The Calorizer

Departments

  • Letters

    Correspondence- July 2, 1910

  • Recommended

    New Books, Etc.- July 2, 1910

  • Departments

    The Heavens in July 1910

  • Notes and Queries- July 2, 1910

  • Recently Patented Inventions- July 2, 1910

  • Index of Inventions- July 2, 1910

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July 02, 1910

Think Outside the Gift Box