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Scientific American, Vol. 6, No. 23 (February 22, 1851) (1851)

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An illustration from Scientific American, Vol. 6, No. 23 (February 22, 1851), 1851, leaf 0
VOLUME 6.] (NUMBER 23. ——— mbites grooves, by altering the ends of the rolls in THE Scientific American, the openings of the slotted levers, G G. More information may be obtained by letter CIRCULATION 16,000. … building, or otherwise, it is to be again worked —— rs ther. <A is the bed of the machine; B B are This is an improvement on Spike Making carefully over, and one-fourth of quick-lime Charleston and Memphis Railroad. uprights, forming the standing frame; C C are The Commiasioners’ Court of…

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