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Vitamin A Researches Split $5000 Prize

New Books on Science

[Photograph]: Smoke Rings

First Glances at New Books

[Photograph]: A Test

[Photograph]: Spinning Wheel

Nature Ramblings: “This Sycamore Tree”

Rickets Cured with Caviar in Russia

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Front Matter

Rare Heavy Oxygen Water Made by British-German Team

Giant Meteorite Found in Southwestern Kansas