Scientific American, [JUNE 30, 1888. 414 -We are & quality, of WMoadvertisements 7 HROUGH PUNCHES and DIES for METAL ORK, for the manufacture of which we have un- ec equailed tacilities, Henry Disston & Sons, Incorporated, Inside Page. each insertion - - = 75 cents a line. Jobbing Department. Front… … FIC AMERICAN SUPP: RBNT, No. 1. Price 10 cents. INFLUENCE MACHINES.—A PAPER College Course. I. The production of Heat. Furnaces my, Biography, Medicine, etc. A vast amount of fresh for burning bituminous and anthracite coal, wood, saw- and valuable information obtainable in no other pnb- by James…
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