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      Digital & 4-Year Archive

      Scientific American September 22, 1866

      Machine for Twisting Augers, Nitro-Glycerin, and more

      • September 22, 1866

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      More in the September 22, 1866 issue of Scientific American
      • Printing of Woven Fabrics
      • Unscientific Inventors
      • A Word to Inventors and Patentees
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