to % in. One Punching. Machine, punches ¥% in. hole through 8-16in. iron. RON _rLANING MACHINES A SPECIALTY. Also, list of Bridge Building Machinery, advertised July 8th. For Prices and Particulars, apply to proceeds with his manufacture. Casesare con- C. WHITCOMB & CO., M’f’rs, Worcester, Mass,… … DIES, Pawtucket, R. I. Price 10cents. Contained in SCIENTIFIC AMERICAN his patent was issued; and it is still more essen- STEEL CASTINGS. SUPPLEMENT, No. 24. To be had at this Office and of TED Men to travel and sell goods to all News Dealers. tial that he be informed whether it is an infringe-…
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