Feature

First Glances at New Books

In Science Fields

Hearts That Beat as One May Stop the Same Way

“Soldier’s Heart” Cured by Cutting Nerves to Gland

Power Is Sent by Radio with New “Klystron Tube”

Front Matter

New Photographic Film Will Wear Longer, Store Better

Hope to Discover Treatment for Chronic Sleeping Sickness

Color Photographs at Night Penetrate Camouflage

Flames on Sun Made Visible with Telescope Attachment

New Books on Science

Still Another New Comet Discovered in Japan