Feature

First Research Shows Human Defectives Meet Early Death

Booklists of the A. A. A. S.

Bad Cold May Nullify Liver Treatment in Anemia

Social Sciences Debated on by Physicist and Economist

Leaders, Criminal or Not, Have Traits in Common

Nature Ramblings: Raccoon

Leprosy Germs Grown in Laboratory for First Time

First Glances at New Books

Front Matter

Mice and Men Collaborate in Defeating Yellow Fever

Tiltmeters Make Possible Prediction of Earthquakes

[Photograph]: Uglier than Big