SA Supplements Vol 85 Issue 2193supp

SA Supplements

Volume 85, Issue 2193supp

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Features

The Biological Aspects of Warfare—I

Instincts and Restraints that Affect Human Relations

Harry Campbell

Zinc Alloys

Color of Pure Copper

The Value of Ignorance

The Nature of Sun-Spots

And Studies of Their Life History

A. L. Cortie

Preserving Potatoes by Lime

The Storing of Coal

Scent-Producing Organ of the Honey-Bee

Synthetic Rubber

Whale Beef and Whales

Edward T. Martin

Decolorizing of Anti-Halo Plates

New Feeding Stuffs used in Germany during the War

The Fur Trade of the United States

America Now the Chief Trading Center of the World

Tempering Copper

Controlling Dry Rot in Timber

National Fuel Research

A Zeppelin Surprise

Jhadoo Jahaz

Temperature of Liquid Steel

Future Trans-Sahara Route

Absorption of Ultra-Violet Rays

Some Factors in Illuminating Engineering

The Production of Visual Sensations

F. K. Richtmyer

Vaccination for Tetanos

Flow of Water through Submerged Pipes

The Experiences of an Iron Atom—II

The Cycle of Its Life History

Charles R. Sturdevant

The Virial Hypothesis and the Theory of the Brownian Movement

The Relation between Pressure-Gradient, Wind, and Friction in Steady Motion