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Olive Oil Made Cure for Rickets by Ultra-Violet Rays

Try for Accuracy and You’ll Gain Speed in Typing

Sponges Used as Houses by Many Sea Creatures

Ancient Bones Toughened by New Process

Tenneseeans Reading Evolution Books

Dartmouth Professor Sails for Arctic in Search of a Missing Link

Colored Flood Lighting Makes “Dream Pictures”

French Radio Used to Promote Esperanto

Evidences for Evolution: No. 1. Thousands of New Types of Life Produced within past Century

Scientists Pledge Support to Tennessee Professor Arrested for Teaching Evolution

Doctors Call Powder and Paint Menace to Flappers’ Health

New Machine Tool Cuts Metal One Third Faster