ake Superior 45,000 j'ards of rock. mining districts, in Pennsylvania, New Jersey, and New Tliese drills are regularly rated, as to size, from No. 0, York State, they have in many cases furnished the entire which weighs 150 lb., and bores holes from J^ inch to 1 working machinery, and in all the… … to get out of repair, the amount of work they will do, and DRILL UOXrirTED FOB QTTABBT WOBE. the economy of their operation, the machines have recom- mended themselves to practical men everywhere. all ordinary classes of boring, from the lightest plug and The New York ofBceand salesroom of the…
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