Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 25
12 Editorial. … stones may now be turned out in a few hours, and sizes as great as5,000 lbs. in weight are brought within the possibilities of the art.Among the novelties in methods of mounting and driving, ex-hibited on the occasion above mentioned, Avere, in the first place,the arrangement for small stones, by…
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