Feature

Water in Plants Ascends as Vapor, New Theory Holds

In Science Fields

Nature Ramblings: Very Solemn Citizens

Copper Cures Sickness of Florida Orange Trees

Blood, Not Nerves, Carries Tetanus Poison to Brain

Only 48 Ancestors Really Count in Your Heredity

Formula Devised to Gage Gasoline Demand

Front Matter

Roots Grown Free from Tops of Plants

Mental Disease Found Common in Indians

Tissues, Rather than Blood, Fight Invasion by Germs

First Glances at New Books