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      Digital & 4-Year Archive

      Scientific American October 12, 1861

      Angulated Principle of Shipbuilding, Improved Projectile

      • October 12, 1861

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      More in the October 12, 1861 issue of Scientific American
      • Information as to the Patentable Novelty of Inventions
      • Science in the Schools
      • Commissioners to the World's Fair
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