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Features

The Rapid Development of the Shipbuilding Industry of Japan

The Two Important Problems of the Panama Canal

Photography of Sound Waves

Exhibition of Scientific Devices in Paris

American Association for the Advancement of Science

By Marcus Benjamin

Marine Steam Turbines

By Frank C. Perkins

First Oil-Burning Steamship Built in the United States

By Frank C. Perkins

Another "Heaviest" Locomotive in the World

The Collins Wireless Telephone

By A. Frederick Collins

Through the Suez Canal on a Man-Of-War

By H. H. Byrne

Milk in Powdered Form

By George J. Jones

A New Curiosity at the New York Aquarium

A Peculiar Lightning-Shattered Tree

Patent Department - July 19, 1902

Electric Lamp

Pipe Puller

New Turbine Engine

Bicycle Stands

Business and Personal Wants

Book Notices

Departments

  • Departments

    Correspondence - July 19, 1902

  • Legal Notes - July 19, 1902

  • Index of Inventions - July 19, 1902

  • Recently Patented Inventions - July 19, 1902

  • Patents - July 19, 1902

  • Notes and Queries - July 19, 1902

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July 19, 1902

Beyond XX and XY

Biology. Identity. Equality.

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