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Features

The Salvage of Deeply Sunken Ships

By R. G. Skerrett

Fifteen Months of War Preparation, The Individual Responsibility, and more

The Teleferica

The Military Cableways of the Italian Alps
[The color cover is associated with this article]

Fifty Billion German Allies Already in the American Field

Pests Already Intrenched to Destroy $1,000,000,000 in Grain This Summer

Strategic Moves of the War, July 10th, 1918

By Our Military Expert
The Italian Front
The German advance toward the Arctic
and more

Turning Smoke into Money

The Origin and Development of the Cottrell Electric Precipitation

By Robert H. Moulton

High Grade Electric Steel

Pure Metal in Quantity by a New Process

Our First Handley-Page Plane

"Our first Handley-Page bombing plane"

Departments

  • Letters

    Correspondence- July 20, 1918

  • Departments

    The Service of the Chemist- July 20, 1918

  • The Motor-Driven Commercial Vehicle- July 20, 1918

  • Recently Patented Inventions- July 20, 1918

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July 20, 1918COVER IMAGE: "ITALIAN MACHINE GUN OPERATING FROM A CABLEWAY AGAINST A FORTIFIED PEAK" (See page 46)