nal C. A. Chamberlia, of Alleghany City, Pa., fastened in the tool-box, and the machine is the radius of the circle required. screws, which move the boring frame to any has invented a new machine to facilitate the position on the stuff, and E is the frame, hav- BARTON & SON'S SHAPING, PLANING AND… … them thoroughly intelligible to our readers, and are afterwards laid together in the same For slotting, the tool-box, M, is held as for runs a 8mall roller, V, attached to the end of we have added the accompanying engraving : way a3 the strands of ordinary rope. The shaping, when the slotting tool…
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