Feature

  1. Erratum: Milk: Its Whence and Whither Discussed at Chemists’ Meeting

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  2. Twelve Kinds of Snow Recognized by Science

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  3. Russia Has More Ills of Youth, U. S. More Senility

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  4. Erratum: Radioactive Potassium Is New ‘Clock’ to Check Age of Earth

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  5. Erratum: Delicate Surgical Operation Enables the Deaf to Hear

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  6. Propaganda Analysis May Protect You against It

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  7. Front Matter

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  8. Man Got up on His Legs before He Could Think

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  9. Idea of Particles Discarded as Unnecessary for Physics

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  10. Volume Information

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  11. Japanese Living in Brazil Are Raising Eastern Crops

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  12. [Illustration]: Pour Noel

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