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Blister Rust Threatens Sugar Pines of the West

Protection against Volcanoes Urged

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Necessity May Make U. S. Grow Longer Cotton

Bending of Radio Waves Causes “Freak” Transmission

Body May Put up with Defective Diet

Bee and Silkworm Diseases May Be Fought with Oxygen

Supersensitive Individuals Get Asthma from Light

Babies Display Temperament in Personality Test