Feature

Nature Ramblings: Beneficial Disasters

Big Cargo Planes Coming

Mexican Murder Pit Only 500 Feet Deep

USES Advises on Deferment

In Science Fields

New Machines and Gadgets

[Photograph]: Revolutionary

Prehistoric Baths

Pet Dog May Give Clue to Family’s Diet Illness

Fuzes on 20-Pound Bombs Tested in New Wind Tunnel

Front Matter

Folic Acid and Blood Cells