Feature

Leprosy Is Being Attacked by Chemical Warfare

First Glances at New Books

Nature Ramblings: Dormant Butterflies

Given Airplane, Ancestors of Lindbergh Would Have Flown

In Science Fields

Ultraviolet Reveals Details Shorter than Visible Light

Chardonnet on Artificial Silk: “A Classic of Science”

Front Matter

Air Pollution Commission Suggested to Health Officials

Best Bacteriophage Needed to Kill Disease Germs

Nature Ramblings: Shellbark Hickory

Still Views with Depth Effect Projected for First Time