Skip to main content


Alternative Plans for the Panama Canal

An Attack on the Wire-Wound Gun

The Preparation of Surfaces for Painting

Science Notes - June 3, 1905

Electricity and Bread

Electric Mail Automobiles

Electric Dead Reckoner Used on “Valhalla” in the Ocean Race

The Graphic Chronometer

By Emile Guarini

History and Present Status of the Panama Canal

The Grubb Gun-Sight

The Algiers-Toulon Motor-Boat Race

By the Paris Coeeespondent of the Scientific American

Do Animals Reason?

By Nelson R. Briggs

An Unusual Incident of Cable Work

By Edgar Russell

A Puncture-Proof Tire

Improved Dumping Car

An Improved Ditching Machine

Patent Department

Business and Personal Wants


  • Departments

    The Heavens in June - June 3, 1905

  • Correspondence - June 3, 1905

  • Recently Patented Inventions - June 3, 1905

  • Notes and Queries - June 3, 1905

  • Index of Inventions - June 3, 1905

  • Patents - June 3, 1905

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top