Feature

Species of Hops Crossed to Produce Better Beer

Skin Grafting with Ice

Detect Flaws in Rubber

Baby Brazilian Tapir Born in D. C. Zoological Park

In Science Fields

New Machines and Gadgets

Old Glory Is Hoisted over Naval Research Laboratory

Front Matter

Rationing

Wheat Protein Saved

Dehydrating Is Work

Treatment of Seed Pieces May Help Potato Shortage