Skip to main content


Block Signals and the Automatic Stop

Extraordinary Immigration Figures

The Effect of Fire on Bridge Cables

Delay in the Construction of Warships

The New Cunarders

Diverging Again

The Scientific American and the Introduction of the Telephone Into Europe

Science Notes - March 7, 1903

To Detect Fire at Sea

Amendment to the United States Patent Statutes

The Death of Dr. Richard J. Gatling

A New Departure in Ship Logs

Self-Winding Clock

By Day Allen Willey

The Action of a Bird's Wing And Its Bearing on the Problem of Mechanical Flight

By T. Byard Collins

Electric Locomotives for Yard and Shop Work

Extension of Transit Facilities in New York

The Latest Himalaya-Climbing Expedition

By Herbert C. Fyfe

Venomous Serpents--iv

By Randolph I. Geare

Seed-Cleaner for Grain Separators

A New Acid Chamber for Sulphite Works

Mechanical Toy

Artificial Horizon


  • Departments

    Business and Personal Wants - March 7, 1903

  • Notes and Queries - March 7, 1903

  • Recently Patented Inventions - March 7, 1903

  • Index of Inventions - March 7, 1903

  • New Books, Etc.

Purchase To Read More

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