Feature

Sulfa Drug for Cholera

Pain-Killing Drug to Be Available

Histamine Used to Aid Some Mental Patients

Can Air-Condition Tropics

10-Minute Brain Operation

Front Matter

Nylon Carpet Is Durable and Easily Cleaned

Hope for Amputees

German Magnetic Alloy Now Made in America

Books of the Week

Jupiter Shines All Night

Measure Water Vapor in Gases by Improved Means