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Features

Three-Year Naval Program Abandoned, Our Links with the Past and more

The Carrier of Malaria

Museum Models Which Reveal the Structure of Anopheles Maculipennis

With Trees for Ears

A Wireless Station Within the Reach of Everybody

Invention as the Foundation of the Nation's Wealth

Exhibition of the Interior Department Which Emphasizes This Side of the Work of the Patent Office

By C. H. Claudy

For the Motor Tourist

What an Adequate System of Road and City Signboards Can Do for His Guidance

By Avis Gordon Vestal

The Wireless Incendiary

By Jacques Boyer

Southern California's Burning Canyon

Shale-Bearing Rocks Whose Slow Spontaneous Combustion is Manifest in Clouds of Smoke and Steam

By Ellwood Atherton

The Seaplane Carrier Argus

A Ship With a Five-Hundred-Foot Starting and Landing Platform for Seaplanes

Valuable By-Products from Gold Dredging

By Arthur L. Dahl

The United States Patent Office as a National Asset, Rabies and the Public Health Problem and more

By Edward Thomas

Departments

  • Departments

    Correspondence - June 14, 1919

  • Inventions New and Interesting - June 14, 1919

  • Recently Patented Inventions - June 14, 1919

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June 14, 1919

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