Feature

  1. Back Matter

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  2. Front Matter

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  3. Will Blending of Races Produce Super-Men?

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  4. Aztec Tombs Discovered

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  5. Arbiter Nominationis

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  6. Nova and Two Comets

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  7. Classics of Science: Circular Movement of the Blood

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  8. Irish Relics Not Genuine

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  9. Bobbed Hair in Rome

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  10. 1927 Summer Cool in East

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  11. Nature Ramblings: Bowfin

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  12. Great Glass Disc Cooling

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