Feature

Avogadro Number Remeasured Differs from Textbook Value

Planes and Tanks Have Made Heavy Artillery Obsolete

Africa May Take Europe’s Surplus Population

Alcoholism No Problem When Soldiers Have a Good Time

Method for Making Butylene Glycol Developed by U. S.

In Science Fields

Double Feature

Bacteriophage Conquering Dysentery in Alexandria

Nature Ramblings: Summer Wildflowers

Front Matter

Twenty Scholarship Winners Chosen for Science Talent

Scholarship Winners Told Beware of Bumptious Vanity