Scientific American Magazine Vol 122 Issue 10

Scientific American Magazine

Volume 122, Issue 10

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Features

A Year's Supply of Raw Material for the Melting Pot, Wartime Bureaus and the Taxpayer and more

Ralph Howard

Wicker-Weaving by Machine

How a Manual Art of Five Thousand Years' Standing Has Succumbed to Mechanical Methods

George W. Rowell

Electric Locomotives that are Still Larger and More Powerful, Starting from Cold on Alcohol

William H. Easton

Photo Enlargements by Expansion of Negative Emulsion, The Mathematical Motor Truck

A. H. Beardsley

The Romance of Invention--IX

Pupin, Exponent of Pure Science

C. H. Claudy

Commercializing the Coyote

How a Beast That Was Not Worth Powder to Shoot Him Has Become a Valuable Source of Revenue

John L. Von Blon

Wreck-Proof Safe for Ocean-Going Mail

James Anderson

How the Chinese Make their Beautiful Enamel-Work

Sidney J. Hall

Putting Infra-Red Rays to Work

How the French Army and Navy Make Use of Heat Rays for Invisible Signalling

George Gaulois

What About the Old-Fashioned Winter?

J. Malcolm Bird

Vermont Talc

Departments

Correspondence - March 6, 1920

The Heavens in March, 1920

Inventions New and Interesting - March 6, 1920

New Books, Etc. - March 6, 1920