Feature

  1. New Machines and Gadgets

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  2. Nature Ramblings: Poison Sumac

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  3. Front Matter

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  4. Volume Information

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  5. Heart Researcher Gets Lifelong Annual Grant

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  6. Books of the Week

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  7. Erratum: Chain Reaction Produces Abnormal Gland Activity

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  8. Good Roads for Defense

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  9. Gas between the Stars

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  10. Artificial Perspiration Tests Metal Protection

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  11. Disclose Telegram Gave Name to “Clementine”

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  12. Firefly Hunt Aids Work on More Efficient Light

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