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Features

Setting Volcanoes to Work, Use of Mean Sea Level for Elevations, and more

Astronomy- October 27, 1917

The New War Truck

How American Manufacturers have Cooperated to Produce a Standard Machine

By C. H. Hardy

The Submarine Problem--XVIII

The Destroyer, the Trawler and the Depth Bomb

Reaching the Hundred Million

How War Work of the States is Coordinated by the Section on Cooperation

By C. H. Claudy

What Sixty-Three Hundred Degrees will do

The Rejuvenation of the Scrap Heap by Means of the Oxy-Acetylene Torch

Meeting New York's Insatiable Demand for Water

Running a River of Mountain Water into the City

Why Cancerous Growth Occurs, Studying the Science of Evaporation, and more

By Maud DeWitt Pearl

Trade Marks in the Orient

Legislation Affecting Wartime Patents

Pending legislation: The patent commissioner may order that an invention be kept secret and withhold
the grant of a patent until the termination of the war

Departments

  • Departments

    Inventions New and Interesting- October 27, 1917

  • Foreign Commercial Notes and Queries- October 27, 1917

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October 27, 1917

Think Outside the Gift Box