Feature

General Administration of Iodine Thought Unsafe

American Seeks Sources of Old Persian Tales

77529

81044

Gold Changed to Mercury by German Physicist

Diseased Teeth Thought Cause of Neuritis

163683

Salmon Found Good Goiter Preventive

Fundamental Data of Science Gathered in New Volumes

World Nitrate Supplies to Sell at Lower Prices

160167

Excavation of Prehistoric American City to Be Concluded