Feature

Cover Picture Pursued over New England Hills

Site of Stone Age “Factory” Discovered

First Glances at New Books

New-Found Sex Hormone Relieves Migraine Headaches

Nicotine Less Poisonous after Ultraviolet Irradiation

Boy Scouts Botanize among Geysers on Volcano Floor

The Earth Is a Soup-Kettle

In Science Fields

Boredom Causes Most Lost Time from Work

Front Matter

Few People Have Pure Blue Eyes

Strain of Machine Age Life Causes Increase in Mental Ills