Scientific American Magazine Vol 119 Issue 4

Scientific American Magazine

Volume 119, Issue 4

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Features

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

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

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

E. B. Marshall

Improving Fish by Smoking It

Departments

Correspondence- July 27, 1918

The Heavens in August, 1918

Inventions New and Interesting- July 27, 1918

Recently Patented Inventions- July 27, 1918

New Books, Etc.- July 27, 1918

Notes and Queries- July 27, 1918