Feature

  1. First Glances at New Books

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  2. $4,500,000 Dirigible to Give U. S. Air Lead

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  3. August Nature Calendar

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  4. 30,000 Mummy Autopsies

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  5. First Glances at New Books

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  6. Nature Ramblings: Hay Fever Weeds

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  7. Indian Mound Hides Graves

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  8. The Fly

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  9. To Study Ancient Races

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  10. Grow the Plants the Indians Grew

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  11. Smoke Precipitator

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  12. Front Matter

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