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      Memorial Day Flash Sale!

      The Sciences

      Lessons in Mechanical Drawing

      • By C. W. MacCord on January 15, 1876
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      ABOUT THE AUTHOR(S)

        Recent Articles by C. W. MacCord

        • A New Elliptical Cutting Machine
        • The Parallelogram of Motions
        • A New Elliptical Lathe
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