[NUMBER 46. VOLUME VIL.) THE Scientific American, CIRCULATION 16,000. … putting in practice the foregoing suggestions. Agents in New York ¢ity, W. B. Leonard & A isa spindle and tube; Bis an upright At first the expense would not be small, but surely our railroads have no thought of being in the cross-bars of the roller beam and spin- 2), of the patent Throstle Frame,…
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