Feature

[Photograph]: Sandblasting

Good Camouflage or None

Panic Prevention

This War’s Neurosis

Erratum: Gorgas Medal Honors Three Military Doctors

Formation of Crystals Makes Holiday Fantasy

Vitamins Don’t Stop Colds When Diet Is Adequate

Maintaining Birth Rate Falls on Women over 30

Nature Ramblings: The Yule Log Returns

Million-Pound Planes

Front Matter

Science Goes to War in 1942