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Scientific American, Vol. 22, No. 9 (February 1870) (1870)
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open to the workmen. The top cutter-head is not covered up'with cumbersome originally invented by James Nasmyth, of Patricroft, and Our illustration represents an improved steam hammer machinery, but can be approached from either side of the those in which the hammer bar or piston rod is guided by… … and its greatest! length being the thick- parentage ; namely, those whose "ram," FERRIS & MILES' STEAM HAMMER. ness of the anvil, which is equal to the or " hammer head," or " tup," or "drop " © 1870 SCIENTIFIC AMERICAN, INC.Patents · Munn · Machinery · Turret · Antedated · Iron · Scientific American · Steam pumping · Solution number · Steam engine · Antedated february · Traction wheel · Water wheel · Steam boiler · Patent office · Positive philosophy
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