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Features

Our Navy's Bid for the Great Trans-Atlantic Flight

A Neglected Port, A Year of the Carnegie Institution and more

The Tank Man's Story

As Told to C. H. Claudy, Special Correspondent of the Scientific American in France

Fossil Deposits of Nebraska

What Geology Tells Us of the Prehistoric Fauna of the Plains

Free as Air

Legislation Needed to Control Aerial Traffic By Our Washington Correspondent

Shale Oil as a Business Proposition

A Timely Word of Caution as to Processes, Costs and Profits

By H. L. Wood

Our Marked Highways

How Their Marks Have Led and Misled the Innocent Tourist

By Avis Gordon Vestal

The Seagull Flies

Special Factors in Connection with Naval Aviation

By Paul J. Haaren

Mechanical Equipment of the Farm

Latest Developments in Agricultural Machinery and Practical Suggestions for the Farmer

By Harry C. Ramsower

A Car-Loader that Automatically Weighs the Load

Departments

  • Departments

    Correspondence - May 10, 1919

  • Inventions New and Interesting - May 10, 1919

  • Recently Patented Inventions - May 10, 1919

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May 10, 1919

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