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Scientific American Magazine Vol 146 Issue 1

Scientific American Magazine

Volume 146, Issue 1

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Features

A Leaky Dam Gets a New Kind of Face

Seeing With Invisible Light

Herbert W. Forster

A New Dam-Reconditioning Method

Alf B. Bryn

Is Space Expanding?

Henry Norris Russell

Mechanical Stevedores Aboard Ship

G. H. Dacy

Gorilla: Greatest of All Apes

H. C. Raven

Safety Rules for the Airways

Clarence M. Young

Eugenics for Cows but Not for Humans

T.Swann Harding

Making the Nation's Boundaries

Guy Elliott Mitchell

New York's Newest Subway Cars

What Science Really Is

Arthur H. Compton

Erosion Dares the West

W. R. Chapline

From the Archeologist's Note Book

Analyzing "Archie's" Shots

Albert M. Jackson, Roswell H. Ward

New and Exotic Delights for our Table

M. H. Talbott

Departments

Across the Editor's Desk, January 1932

Back of Frontispiece, January 1932

Our Point of View, January 1932

New Commercial Synthetic Rubber, Iron Soft as Copper and more

Tire Design Patent Granted, Conflicting Mark not Registrable and more

Books Selected by the Editors, January 1932