Feature

First Glances at New Books

Front Matter

Colchicine Used on Rabbits to Double Chromosomes

Abscessed Teeth Treated with Hot Sulfanilamide

[Photograph]: A Magnet

Friendliness May Act to Spread Influenza

Japan Sole Source of Agar, Important Biology Material

Cobra Venom and Curare Used for Arthritis

[Photograph]: Hair-Raising

Indianapolis Landing System Selected as the “Standard”

Retractable Wing Pontoons for Giant Flying Boats

Four to Six Children Urged at Birth Control Meeting