Feature

New Machines and Gadgets

Just off the Press

Front Matter

Wheat Protein Saved

Noted Boatbuilder Patents Amphibian Pontoon Bridge

Detect Flaws in Rubber

Skin Grafting with Ice

Baby Brazilian Tapir Born in D. C. Zoological Park

“Flying Nun” Will Teach Aeronautics at University

Deplores Farming Evils

Dehydrating Is Work

In Science Fields