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More Infantile Paralysis

Thieving Birds Bribed

Strange Radiation of Sun Causes Weather and Earthquakes Says New Theory

Enough Helium Now for Many Uses

Parks for Spain

What a U. S. Senator Has Found about the Rise and Fall of a Great People

In Various Science Fields

Why We Have Hurricanes

Kalmia-Mountain Laurel: A Classic of Science

Country’s Dialects Recorded for Study

Male Toads Become Mothers

Indians Make Birch Bark Maps