VOLUME IX.] [NUMBER 23. THE SCIENTIFIC AMERICAN, PUBLISHED WEEKLY, … frame are accurately turned, and serve as hori- or twenty degrees to the side, and the cut has aroller, ¢ t, is mounted on aswivelling frame, u, al motion. So far the arrangement for curvil- zontal guides to the two internal frames, c, c, to be a gradual twist until it arrives at this and possesses…
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