Feature

  1. Canada Is to Build Air Research Station

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  2. Tests Prove Brass Plate Genuine Relic of Drake

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  3. Front Matter

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  4. British Nobelist Invents Substitute for “X-Ray” Eye

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  5. Best Cities Distinguished by Dentists, Not Clergymen

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  6. Faults of Science Application Lie in Lack of Morality

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  7. Nature Ramblings: Vegetable Cinderellas

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  8. First Glances at New Books

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  9. Aviation Medicine Laboratory Opened at Mayo Clinic

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  10. Pneumonia Prevention by Vaccination May Be Possible

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  11. First Total Synthesis of Sex Hormone Equilenin

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  12. Plant Tissue in Test Tubes; Made to Develop Small Plants

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