Feature

New Light on Fever Cure of Brain Syphilis

Electricity Changes Oyster’s Heart Action

First Glances at New Books

Front Matter

Lead, Oxygen, Silver Make Better, Workable Steel

[Photograph]: No Apollo

Voice of Adolescent Boys Drops or Rises an Octave

Japan Plans Exploitation of Iron and Coal Deposits

Living “Glass” Described at Temperature Symposium

Drought in Far East Creates Serious Food Problems

Scientists Shop and Pack for Year in Antarctic

$100,000,000 Spent for ARP by England since 1938 Crisis