Feature

One Dead, Nine Sick from Parrot Fever in California

Finer Structures Pictured by Use of Invisible Light

First Cosmic-Ray Telescope Built at Research Laboratory

The Evolution of Smiles and Frowns

In Science Fields

Change in Air Gases Would Bring on Disaster

Woman Archaeologist Finds First Mirrors of Eskimos

Nature Ramblings: Bittern

Electric Devices Controlled over Wire Supplying Power

First Glances at New Books

Better British Planes May Result from Steam Cooling

Huge Magnet to Be Used in Attack on Heart of Matter