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Some Facts about Portland Cement

Strength of the Japanese Navy

The San Francisco Earthquake and the Senate Canal Committee

Denaturized Alcohol

Ehrlich's Remarkable Studies of Cancer in Mice

Fluid Lenses

Why Do Stars Seem Rayed?

Concrete: Its Rise and Its Applications

Resistance of the Human Body to Automobile Accidents

Union Pacific Motor Car No. 7

The Reconstructed Christie Racer and its Record at the Automobile Carnival

Fireproofing at San Francisco

The Earthquake and the Tracks of a Trolley Line

Mechanical Compression of the Ground in the Construction of Foundations

By Emile Guarini

Power Transmission Line of the Long Island Railroad

The Snag Boats of the South

By Day Allen Willey

Triple Gage, Butt Gage, and Tool Holder

A Novel Reflecting Lamp Globe

Patent Department

Business and Personal Wants


  • Departments


  • Recently Patented Inventions

  • Notes and Queries

  • Index of Inventions

  • New Books, Etc.

  • Patents

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