Feature

Engines Are Made from Metals and Brains

Nature Ramblings: More Hunting This Fall

Tiny Tools for War

In Science Fields

Stripping Machine for Grass Seed Is Perfected

[Photograph]: Stabilizers

Key Weapons That Decide Victories

Seven-Point Program for Full Employment Offered

Industrial Research Has Grown Greatly in past Years

Thrombin Is Now Issued to Soviet Soldiers

Books of the Week

Nation Needs Research