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      Scientific American October 23, 1915

      Inventions New and Interesting - October 23, 1915

      • October 23, 1915

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      More in the October 23, 1915 issue of Scientific American
      • Fall River's Proposed Water Supply System, Nature as a Canal Builder and more
      • Recently Patented Inventions - October 23, 1915
      • Patent Office News Notes for Inventors - October 23, 1915
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