Feature

Graduated Amplifiers for Hard of Hearing

A Table Trick and What It Teaches

Simple Science by Wow: Bread

Convention Photos Sent by Wire

Simple Science by Wow: Butter

The American Invasion of Australia by Cactus

Los Angeles Ancient Man Younger than Glacial Times

Medical Association President Criticizes Modern Coddling of Weak

Aviettes

Franks Slayers Called Recognized Abnormal Types by Alienist

Meteorologist Dies to Make Airways Safe

Epidemic of Accidents Replaces Those of Disease