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Features

What We Inherit with the Panama Canal

Cost of Electric Heating

Long-Distance Non-Stop Railroad Runs in Great Britain-- A New World's Record

Study of Forest Conditions

An Ingenious Adjustable Universal Coupling

Automatic Coupling for Air-Brake Hose

The British Fireman's Mask and Smoke Jacket

By W. G. Fitzgerald

Registration Balloons in Italy

Sir William Ramsay

By the English Correspondent of the Scientific American

The New French Battleship "Democratie"

By C. Field Glasgow

The Government Philippine Exposition

By the St. Louis correspondent of the Scientific American

The Flamingo and Its Queer Nest

By Walter L. Beasley

The Great Rotorua Geyser of New Zealand

By James A. Warnock

Business and Personal Wants

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    Recently Patented Inventions - July 23, 1904

  • Notes and Queries - July 23, 1904

  • Index of Inventions - July 23, 1904

  • Patents - July 23, 1904

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July 23, 1904