Feature

Tree Efficiencies Measured

Evolution Fights Loom

Scientist, Executive, Publisher

Crime Situation Reviewed by Noted Criminologists

New Cotton Pest Coming

Transocean Radiophone

Corn Borer’s Appetite

Fur Coats Come from Foxes, Calves and Rabbits

New Chemical for Boilers

Age of Man in America

Our Dependence on Light

Errors Corrected