SA Supplements Vol 62 Issue 1608supp

SA Supplements

Volume 62, Issue 1608supp

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Features

Digest of the Regulations and Instructions concerning the Denaturation of Alcohol

Special Denaturants

Boffalora-Ticino Hydro-Electric Power Plant

Alfred Gradenwitz

Queer Foods used in Various Countries

Ball and Roller Bearings

Henry Hess

Resistance of Building Stones to Frost

The Minor Navies of the World

The Fixation of Atmospheric Nitrogen

The Progress and Logical Design of Reinforced Concrete

Ross F. Tucker

Some Fundamental Characteristics of Mercury Vapor Apparatus

Mercury Vapok Lamp

Percy H. Thomas

Recent Progress in Metallurgy

A. E. Outerbridge

A New Respiratory Apparatus for use in Fires and Mines

By the English Correspondent of Scientific A mem can

Significance of “Throwing the Shoe”

The Museum of Accident Prevention

The Bald Eagle of the United States

Engineering Notes

Trade Notes and Formulæ