Feature

Electron Microscopy Speeded by New Devices

New Hemophilic Disease

X-Rays Spot Emotional Digestive Upsets Also

[Photograph]: Cracking Glass

Mental Crippling of Polio

X-Disease of Cattle

Dam to Generate More Power for Southwest

Engineers to Learn Soviet Air Strength

Bats Shiver for Warmth; Wing Blood Cools Them

[Photograph]: Testing Spray Chemicals

Alfalfa Grows on Sand

School-Starting Advice