Feature

  1. The Leonids of 1833: “A Classic of Science”

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  2. Breathing of Living Tissue Is Disturbed by X-Rays

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  3. Industrial Inch Loses Two Millionths of Length

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  4. Explorer Finds New River in Jungle of Brazil

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  5. First Glances at New Books

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  6. How to Have a Good Time Is Adolescents’ Chief Worry

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  7. Field Museum Visitors See Bit of Abyssinia

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  8. In Science Fields

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  9. New Beet Variety Resists Disease

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  10. Sharks May Have Saved World for Vertebrates

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  11. Surgeon Suggests Golden Rule to Combat Nervous Troubles

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  12. Submarine Quake Reported off Coast of Alaska

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