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An Interesting Experiment in Wood Paving

A Huge and Interesting Dredging Plant for Service in India

By the English Correspondent of Scientific American

Collision Forces in Automobiles

By William F. Durand

A Machine for Washing Table Utensils

Making Foundry Patterns

By Walter J. May

Digest of the Regulations and Instructions concerning the Denaturation of Alcohol

Restoring and Redenaturing Plants

The Modern Manufacture of Illuminating Gas

By Otto Roehm

Caisson Disease

Electrically-Operated Traveling Platforms, Turntables, and Winches

By Alfred Gradenwitz

Production of Petroleum in 1905

The Tungsten Lamp

Dustless Roads for Motor Traffic


The Construction of the Heavens

New Citrus Creations of the Department of Agriculture

By Hebbebt J. Webber and Walter T. Swingle

Engineering Notes

The North American Eagles and their Economic Relations

Science Notes

Trade Notes and Formulæ


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