Feature

Coeducational Alumni More Nearly Replace Themselves

First Glances at New Books

Ice Age Rhinoceros Displayed in Museum

Stroboscopic Camera Takes One Picture per Flash

Oxygen Disintegrated with Neutron Projectiles

Birth Control Effects Negative, Dr. Osborn Tells Eugenists

Front Matter

The Eclipse of 1878: “A Classic of Science”

Science Studies the Politician

Hope to Vaccinate Farmers in Spotted Fever Area Next Year

Thousands of Meteors Seen during Recent Shower

Sunspots May Interfere with Radio Observations