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Features

A System of Mobile Coast Defense

The U-Boat Menace, Our Artillery and Our Allies, and more

The Submarine Swatter

An Instrument, But Two Years Old, Upon Which We Base Our Hope of Foiling the U-boat

By Wm. Washburn Nutting

Strategic Moves of the War-April 26th, 1917

By Our Military Expert

Recent Chemical Developments- May 5, 1917

Making Wholesome Bread Out of Alfalfa Hay

By Ellwood Hendrick

Military Engineering of the Teutons

Building Railroad Bridges of Stamped Steel Sections After the Manner of Erection Toys

By I. K. Dawson

What I can do for My Country

III. The Mechanical Engineer

The Technology of the Washroom

Why Should Laundry Work Be Done at Home?

Generals of Shadowland Warfare

How Battle Scenes and Mob Scenes are Handled by the Motion Picture Director

By Austin C. Lescarboura

Rapid Fire Soap Making

Use of State Convicts for Road Building Increasing, Two Billion Paving Bricks a Year, and more

Departments

  • Letters

    Correspondence- May 5, 1917

  • Departments

    The Heavens In May, 1917

  • Inventions New and Interesting- May 5, 1917

  • Recently Patented Inventions- May 5, 1917

  • Notes and Queries- May 5, 1917

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May 05, 1917

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