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Comet’s Tail like Auto Exhaust

New Elements Discovered by Use of X-Rays

Paris Chemist Gets Crystals of Vitamin

“Who’s Who” of Quacks Urged for Protection of Deafened

Deadly Tsetse Fly Found in Colorado

Speech Reading Best Aid to Hard of Hearing

Would Admit Germans to World Science Meet

Vegetable Diet Shortens Rats’ Lives

Twining Plants Rival Muscles in Kind of Movements

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Colored Flood Lighting Makes “Dream Pictures”