Feature

New Weapons Alike in “Growing Pains” Period

Nature Ramblings: Plankton

Hormone Production by Thyroid Gland Clocked

New Process Purifies Aluminum from Alunite

Soil Erosion More Destructive than War’s Havoc in Africa

Front Matter

Chemical Treatment Makes Fabrics Mildew Proof

Hemisphere Protection

Conqueror Mohammed Wrote Poetry as Religious Exercise

Bacilli in Soil Prove Deadly Enemies of Many Bacteria

Alcohol Only Incidental in Causing Liver Cirrhosis

First Glances at New Books