Feature

  1. Two-Pound Giant Toad Discovered in Ecuador

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  2. Academy Elects Members

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  3. Portable Walkie-Lookie

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  4. Plastic Kidney to Aid Study of Heart Disease

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  5. Humidity Brings Polio

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  6. Three-Way Cancer Attack

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  7. Front Matter

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  8. [Photograph]: Closed Canopy Ejections

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  9. New Brick Lowers Cost of Masonry Dwellings

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  10. Two Weak Insecticides Kill like Strong One

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  11. Immunity to Virus Ills

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  12. Reach Record Depths in Pacific near Guam

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