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      Scientific American October 12, 1872

      New Method of Docking and Excavating Canals and of Reclaiming Waste Land

      • October 12, 1872

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      More in the October 12, 1872 issue of Scientific American
      • "Greenbacks" and Postage Stamps
      • Copies of Patents - October 12, 1872
      • How Do We Take Cold?
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