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Scientific American, Vol. 12, No. 35 (1857) (1857)

leaf 3

An illustration from Scientific American, Vol. 12, No. 35 (1857), 1857, leaf 3
re convinced that many persons are not ac- A printed by one unit at each impression. The some new inventions of our countryman i the second disk has thus slowly completed a quainted with this feature of our patent code. first disk represents units, and turns regularly Italy, Hiram Powers, the… … There are several machines in use for print- full revolution its next step moves the third framing of the machine, and as K vibrates, an fron Ships with Jron Rigging. ing the proper figures on each page of blank disk one notch, and so on, to any extent re- arm of the lever, I, travels in the…

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