on Co., N. J. VAN DU2ZzEN figures. Contained in SCIENTIFIC AMERICAN SUPPLE- MENT, No. 686. Price 10 cents. To be had at this NOW READY. office and trom ail newsdealers. GAS & CASOLINE ENGINE & ORE BREAKER OPERATED with COAL and OTHER MANUFAC- AND MANUFACTURERS Capacity up to 150 yards per hour,… … SUPPLEMENT, No. 747. Price 10 cents. To be had ing power can be applied to the drill spindle, HE PENNA. DIAMOND DRILL & MFG. CO. at this office and from all newsdealers. as the size of the drill or the nature of the BY GEO. M. HOPKINS. 4 WOrk may demand. BIRDSBORO, PA., Builders of High Ciass…
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