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Need of Cotton-Picking Machines

Railroads in Sweden to Use Electric System

Wave-Operated Clocks at Paris

Recent Excavations at Carthage

The Great Size of the St. Louis Exposition

New York Central Express Compound Locomotive

By the St. Louis correspondent of the Scientific American

Automobile Street Sprinkler

By the Paris correspondent of the Scientific American

Planing Machine for Ships' Decks

The Berger Disinfecting Lamp

What the Loss of the Port Arthur Fleet Would Mean to Russia

Electrostatic Illuminations: Interesting Experiments for the Induction Machine

By Howard B. Dailey

The Work of a Western Cyclone

By Day Allen Willey

A Section of the Hudson River Tunnel at the World's Fair

By the St.Louis correspondent of the Scientific American

Some New Additions to the United States Zoological Park

A Trapdoor Spider

By C. E. Hutchinson

Business and Personal Wants

Departments

  • Departments

    The Heavens in August - July 30, 1904

  • Correspondence - July 30, 1904

  • Recently Patented Inventions - July 30, 1904

  • Index of Inventions - July 30, 1904

  • Notes and Queries - July 30, 1904

  • New Books, Etc. - July 30, 1904

  • Patents - July 30, 1904

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July 30, 1904

See the World from a Different Perspective

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