Feature

  1. Cancer Forecast for 1975

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  2. Atomic Bombardment Changes Hemp’s Sex Ratio

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  3. Transfusions of Platelets

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  4. Scientist Explains How Worm Gets inside Ear of Corn

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  5. [Photograph]: Flying Boxcar Improved

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  6. Nature Ramblings: Trillium

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  7. New Medium Tank

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  8. New Anti-Rheumatism Chemical from Switzerland

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  9. Pint-Size Motor Packs Powerful Punch

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  10. Atomic Energy Information

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  11. Front Matter

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  12. Humidity Extremes Affect Vitamin Needs

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