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The Photographic Eye and Memory of the Military Airman

A No-Decision War, Stolen Battleships, and more

A Flower that Catches Insects

A Little-Known Characteristic of the Common Milkweed

By Arthur J. Eldredge

Spraying Smoke Clouds Out of Sight

New Method of Dissipating Steamer Smoke in the Submarine Zone

World Markets for American Manufactures- July 27, 1918

A department devoted to the extension of American trade in foreign lands

By Lynn W. Meekins

From the Trenches to Open Warfare

How the Von Hutier Method of Attack Broke the Deadlock on the Western Front

Opening a New Link of New York's Vast Subway System

Difficulties of Converting a Tunnel Into a Bridge Without Interrupting Traffic

Price Fixing Contracts on Patented Articles

By E. B. Marshall

Improving Fish by Smoking It


  • Letters

    Correspondence- July 27, 1918

  • Recommended

    New Books, Etc.- July 27, 1918

  • Departments

    The Heavens in August, 1918

  • Inventions New and Interesting- July 27, 1918

  • Recently Patented Inventions- July 27, 1918

  • Notes and Queries- July 27, 1918

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