Feature

[Photograph]: For Physicians

In Science Fields

Any Life on Venus Is Declared Impossible

Syphilis Rate in Draft One-Seventh That in 1917

Synthetic Starch Made by Enzyme Acting on Glucose

Water

Front Matter

New Process Purifies Aluminum from Alunite

Great Amphitheater Carved out of Mountain

New Van Gent Comet Won’t Be Seen with Naked Eye

Army Ready to Start School for Military Psychologists

Livestock Feed May Be Made out of Thin Air