Feature

  1. Undersea Sounds Span 12,000 Miles

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  2. Reports on Weather Modification Research

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  3. In Science Fields

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  4. Battle over Experimental Animals

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  5. Whole Blood Used during Surgical Chill

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  6. Wrong Diagnosis Sends Many to TB Hospitals

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  7. Books of the Week

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  8. New Machines and Gadgets

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  9. Nature Ramblings: Foundling Birds

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  10. Front Matter

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  11. Battles Asian Disease

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  12. Spontaneous Abortion

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