Feature

Gold Changed to Mercury by German Physicist

Diseased Teeth Thought Cause of Neuritis

Salmon Found Good Goiter Preventive

Static Recorded by Automatic Instrument

Heredity and Glands Influence Cancer

American Seeks Sources of Old Persian Tales

Excavation of Prehistoric American City to Be Concluded

More Speed for Typists Is French Aim

General Administration of Iodine Thought Unsafe

Slow Gas Leaks Found Menace to Children

Whooping Cough Helped by Simple Remedy

Hydrocyanic Acid Made as Powder