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      Scientific American August 06, 1887

      Sibley College Lectures.-1886-87

      By the Cornell University Non-Resident Lecturers in Mechanical Engineering Vl.—Costs in Manufactures.

      • By Henry Metcalfe on August 6, 1887

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      More in the August 06, 1887 issue of Scientific American
      • A New Danish Ironclad
      • Asphaltum and the Pitch Lake of Trinidad
      • Convex Paper Cylinders
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