Feature

First Glances at New Books

Front Matter

Radio Tubes Amplify and Measure Nerve Messages

Heated Anemometer to Take Mt. Washington Wind Record

New Swiss Lake Will Run Three Power Plants

Politics Called Accidents of Birth and Environment

Cancer More Prevalent among Industrial Classes

Submarine Quake Reported off Coast of Alaska

Control of Throat Infection Would Check Rheumatism

[Photograph]: Nautiloids, Once Rulers of the World

Sharks May Have Saved World for Vertebrates

Are You Still Superstitious?