Seientific American. May 23, 1885.] 323 IMPROVED STEAM HAMMER. In this size the cylinders are 12 inches in diameter A MAMMOTH STEAM SNOW SHOVEL. On March 28th last, a shovel designed by Mr. E. The piston and die weigh this city, and built by the Cooke Locomotive and of the smith’s shop, are most… … that would forge large and heavy cranks and shafts, BELL’S IMPROVED STEAM HAMMER. deep drifts. The face wheel shaft is hollow, and the and the frames and bearings connected with locomo- shaft of the knife wheel revolves within it. The space tives, not only with expedition, but with the greatest…
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