Feature

  1. 149099

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  2. Urges Adoption of Simpler Calendar

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  3. Seek to Make Plants Turn More Sunshine to Food

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  4. Strange Prehistoric People Discovered in Maine Woods

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  5. 66461

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  6. Waves in Steel Cause Turbine Wrecks

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  7. How Astronomers Will Observe Mars at Closest Approach

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  8. Grafted Potatoes Grow like Fruit

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  9. Extensive Program Planned at Lowell Observatory

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  10. 163670

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  11. Satellites of Mars to Be Studied by Naval Observatory

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  12. Hot Weather Clothing

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