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Continuously-Propelled Automobile Trains

By Emile Guarini

A Novel Block or Telephone Signal System

The Beginnings of the Incandescent Lamp

By Thomas A. Edison

Historical Electrical Circuits

An Improved Contact-Maker for Gasoline Engines

Contemporary Electrical Science

Electrically-Registering wind Vane and Anemometer for School Use

By H. W. Harmon


Water-Resisting Mortar

A Model Parisian Laundry

Product Replacing Caoutchouc and its Preparation


The Naval Battle off Chemulpo

Chinese Wood Oil

Determination of the Total Phosphoric Acid in the Thomas Slag

By C. Aschmann

The use of Light and other Radiations in the Treatment of Disease

A Few Notes on the Steam Turbine

By G. L. Parsons

The Iron Electric Arc in Phototherapy

Skill and Inventive Ability of the Abo Rigines of Southern California

By Elizabeth Mills-Stetson

Unexplored Alaska

Electrical Notes

Excavations in the Orient

Trade Suggestions from United States Consuls


Engineering Notes


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    Science Notes - May 14, 1904

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