Feature

  1. Brilliant Stars in South

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  2. New Machines and Gadgets

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  3. Erratum: Nature Ramblings: Poinsettia Pointers

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  4. 1949 Airlines Death Rate Is Lowest in History

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  5. Telescope Mirrors Heavens

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  6. [Photograph]: For Child Cancer Victims

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  7. DDT Conditioning Theory

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  8. Front Matter

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  9. Prescription for Stable World Is Given

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  10. Lenses Are Mass-Produced

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  11. [Photograph]: “Operation Seasickness”

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  12. Cheaper Paper from Wheat Straw Is Promised

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