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Fuel as a Factor in Locomotive Capacity

The Hardest Worked of all Types of Steam Plant

Modern Dredǵers of the Bucket and Suction Type

By F. C. Perkins

Painless Surǵery

One of the Greatest Gifts of Modern Science to Humanity

By Dittman

The German Patent System

By Herbert F. Wertheimer

Modern uses of the Metal Aluminium

Its Mechanical and Chemical Properties Adapt it to a Number of Important Applications

By Richard Seli*amp*gacute;man

The Aǵricultural Motor Contest at Chelles

A Comparison of European and American Machines

By Lucien Fournier and L. W. Ellis

The Physioloǵy of the Dinner Table

Time Honored Customs Endorsed by the Findings of Science

By R. S. Levenson

A Modern Photometric Equipment

The Measurement of Luminosity in the Technical Laboratory

Predictinǵ Water Supply for the Farmer

Forecasting Summer Flow of Streams from Snow Measurements in the Mountains

By J. Cecil Alter

The Scientific American Index for Vol.73


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