.115 Broadway. New York. =« ZINC ETCHING 88 MADISON STCHICAGO ILL Our new General Circular '*S. A.," showing specimens ENGINES. mkl ROAD ROLIEBS. \ -DE AND IDEAI^ AUTOMATIC of all our work, is now ready. Send stamp and particu- WKITMYER I'ATEVT ' " FUIINACE. MACHINERY 2ncl lars for estimates.… … SUm^IES FROM hardened steel Mandrels and Arbors. Manufacturers of Contained in Scientific American Supplement, No. the Lightning and Green River brands of Labor Saving HYDRANT PRESSURE, "PRESERVALINE," A NEW PRE- 8ii9. Price 10 cents. To be had at this oflBce and from Machinery and Tools. Wiley dt…
Water · Patents · Adapted · Scientific American · Diameter · Red bud · Quadruplex system · Fire box · Water space · Years ago · Set screws · Electric light · Van depoele · Patent office
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