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      Knowledge is Power

      Scientific American August 07, 1897

      Meeting of the American Association

      • By Marcus Benjamin on August 7, 1897

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      More in the August 07, 1897 issue of Scientific American
      • A Nicotine Absorbent Ventilated Tobacco Pipe
      • Business and Personal - August 7, 1897
      • Patents - August 7, 1897
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