Feature

Sulfur Dioxide Harmless as Food Preservative

Vitamin A Concentrated in Halibut Liver Oil

First Glances at New Books

Tourniquet Held Cause of Shock and Gangrene

Nature Ramblings: “Thousand-Leggers”

Medical Students Liable to Get Tuberculosis

Corroded Coins May Set Date of Persian Palace

Valuable Tung Oil Industry Now Developing in America

Dead Butterflies Photograph Themselves without Camera

European Scientists Study Neutron, Latest Atomic Part

Great Submarine Gorge Acted as Dump Cart for Glaciers

Stop-Watch Proves Snakes Never Travel at High Speed