Feature

  1. High Grade Paper from Wood

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  2. European Pine-Shoot Moth in Florida

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  3. Steel Frame and Oil Engines in R-101

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  4. Terrace May Be Tomb of Mayan Kings

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  5. Automobile Parking Machine

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  6. Piano Tones like Human Voice

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  7. Russians Dig at Samarkand

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  8. Front Matter

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  9. Nature Ramblings: Praying Mantis

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  10. Diet Affects Dental Development

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  11. Adrenalin Depots May Form under Skin

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  12. Maya Cities Found by Lindbergh

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