Feature

World Nitrate Supplies to Sell at Lower Prices

Whooping Cough Helped by Simple Remedy

Hydrocyanic Acid Made as Powder

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Salmon Found Good Goiter Preventive

Heredity and Glands Influence Cancer

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Excavation of Prehistoric American City to Be Concluded

American Seeks Sources of Old Persian Tales

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More Speed for Typists Is French Aim

General Administration of Iodine Thought Unsafe