Scientific American Magazine Vol 148 Issue 5

Scientific American Magazine

Volume 148, Issue 5

You are currently logged out. Please sign in to download the issue PDF.

Features

The Case Against Margery

Walter Franklin Prince

Notes on Research in Telepathy

Travel Today at Bargain Rates

A. A. Hopkins

Our Third-Rate Navy Could not Fight Japan

F. D. McHugh

Radio Waves Kill Insect Pests

High-Power, Short-Wave Radiations Effectively Destroy Insect Pests but Do Not Damage the Infested Material

J. H. Davis

Soaring on the Wings of the Wind

Arthur L. Lawrence

Escape from a Sunken British Submarine

Measuring the Counterglow

Henry Norris Russell

Sweet Beets

Economic Aspects of the Sugar Beet Industry; How the Sugar is Extracted

A. P. Peck

Sexual Abstinence as a Biological Question

Is Sexual Intercourse a Physiological Necessity?

H. M. Parshley

The Amateur Astronomer, May 1933

Albert G. Ingalls

Departments

Across the Editor's Desk, May 1933

Back of Frontispiece, May 1933

Beet Sugar Awaiting a Favorable Market

Our Point of View, May 1933

Squaring the Circle Forever Impossible, Rubber Prisms Improve Tires and more

Current Bulletin Briefs, May 1933

Commissioner Asks For Reduced Patent Fees, "Pinetex" versus "Pinex" and more

Books Selected by the Editors, May 1933