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Features

The Launching Weight of the "Connecticut"

The Menace of the Pullman Car

Curious Foods

That Ramapo Scheme Again

Automobile Notes

Oddities in Self-Defense

By Ernest Ingersoll

The Camera Book

By Emile Guarini

Hydraulic Press for Embossing Silverware at the St. Louis Fair

By The St. Louis Correspondent of the Scientific American

Some New Types of Lifeboats

Metal Cross Tie for Railroads

Model of the Pennsylvania Railroad Hudson River Tunnel Station at New York

By the St. Louts Correspondent of the Scientific American

Armor and Weapons of the De Dino Collection--II

By Isabel R. Wallach

Peary's New Ship for Work in Arctic Seas

The Largest Narwhal Tusk

By Walter L. Beasley

Perfect Working Model of a Winton Touring Car

Business and Personal Wants

Departments

  • Departments

    Correspondence - October 8, 1904

  • New Books, Etc. - October 8, 1904

  • Recently Patented Inventions - October 8, 1904

  • Notes and Queries - October 8, 1904

  • Index of Inventions - October 8, 1904

  • Patents - October 8, 1904

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October 08, 1904

Beyond XX and XY

Biology. Identity. Equality.