Feature

[Photograph]: Antarctic Instrument

Assume Every U. S. City Can Be Attacked

New Machines and Gadgets

Rotation Unnecessary for Television Antennas

Eating Habits Change

Nature Ramblings: Thousands of Legs

Leukemia Danger

Hydrogen Peroxide Used to Power British Sub

Low Protein Diets for Kidney Ills Questioned

Bubonic Plague in U. S.

Front Matter

Anti-Clotting Defect May Affect Thrombosis