Feature

  1. First Glances at New Books

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  2. Stars Cool at 3600 Degrees

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  3. En-Shag-Kush-Anna

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  4. Radio Waves Act like Light

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  5. Anniversaries of Science

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  6. Seedless Grape Bred

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  7. Glass Passes Health Rays

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  8. Front Matter

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  9. Byrd’s Hops Will Explore Mystery Land

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  10. In Canada’s “North Country”

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  11. Watcher of Earthquakes

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  12. Pellagra Epidemic Threatens

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