Feature

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

Speech Reading Best Aid to Hard of Hearing

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Twining Plants Rival Muscles in Kind of Movements

Paris Chemist Gets Crystals of Vitamin

Colored Flood Lighting Makes “Dream Pictures”

French Radio Used to Promote Esperanto

Woman Astronomer Honored by Oxford University

Rocks and Hills of Dayton Testify for Evolution

Jade Discovered in South Africa

Sponges Used as Houses by Many Sea Creatures

An Index of Old Age