Feature

“Science Circus” Housed in Tents without inside Supports

First Glances at New Books

Front Matter

Vitamin-Enriched Flour Goes into Production

Television Broadcasting Not Limited to Wealthy

Uncle Sam Trains Girls to Make Shell Fuses

Magnificent Art Gallery Created by Cavemen of France

One-Celled Plants Stimulated by Ultraviolet

Bees Have No Rulers, Yet Their Society Is Not Anarchy

Discover How Vitamin D Acts to Cure Rickets

Television Pictures Thrown on Screen from Balcony

U.S. Has Plenty of Vitamins, Vaccines, and Anesthetics