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      Scientific American February 26, 1916

      Metallographic Description of Ancient Peruvian Bronzes

      Studies That Throw Light on Methods of Manufacture

      • By C. H. Mathewson on February 26, 1916

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      More in the February 26, 1916 issue of Scientific American
      • Concrete Disease
      • Protecting Motors Against Dust
      • The Chinese Calendar
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