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Ribbon Microphone Keeps Noises out of Sound Movies

Glaciers Caused Geological Moving Days

“Universe Maker” Begins Tour of American Cities

Heredity in Mental Disease Urged for Study in Country

Trees Alter the Landscape Making Stable Hills of Dunes

Nature Ramblings: Beaver’s Little Cousin

Man’s Relative Hairlessness Not Due to Wearing Clothes

The Edison Effect: “A Classic of Science”

Digestive Ferments Used in Treating Abdominal Adhesions

Hearing Affected by Rigidity of Ossicle Chain

Latest News Received of Ancient Stellar Explosion

Nature Simulated as X-Rays Explode Hearts of Lead Atoms