Vol. 40 No. #8
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More Stories from the August 23, 1941 issue

  1. Infra-Red Photoflash Bulb Takes Pictures in Darkness

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  2. Record-Breaking Case of Weight Reduction Reported

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  3. [Photographs]: Cloud Shorthand

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  4. New Weather Map Symbols Recall Indian Picture Writing

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  5. Change from Wave Lengths to Frequencies Proposed

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  6. Vitamin $text{B}_{1}$ Found Concentrated in Buds of Many Common Trees

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  7. Distant Nebula Discovered; Looks like Faint Star

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  8. Japanese Fishing Net Ashore at Wake Island

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  9. X-Ray Tests of Fibers Show Key to Strength

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  10. New Model Curtiss Hawk Supplied to U. S. Army

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  11. Vitamin Linked with Sex; Found Associated with Ova

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  12. Two-Way Radio Sets Used to Tell Who Is “Killed”

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  13. In Science Fields

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  14. Disease without Remedy

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  15. Army Has Special Course in Tropical Medicine

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  16. Big Jump in Sleeping Sickness Reported from the Dakotas

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  17. [Photograph]: Streamlined Pipes

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  18. Let Children Read Comics; Science Gives Its Approval

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  19. Apes Have Preferred Hand; Half Are “Southpaws”

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  20. Wax for Polishes May Come from Green Cotton

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  21. Nature Ramblings: Pigs as Guinea Pigs

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  22. New Swiss Burglar Alarm Operates like Seismograph

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  23. Oxygen and Nitrogen Have Taste at High Pressures

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  24. First Glances at New Books

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  25. Front Matter

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  26. Principal Hay Fever Season Marches up Map on Schedule

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