. Scientific American Volume 51 Number 20 (November 1884) . IRON REVOLVERS, PERFECTLY BALANCED, Has Fewer Farts than any other H. &, F. M. ROOTS, Manufacturers, CONNERSVILLE, IND. e. , Oen. Agt.,22CortlandSt.,9De7Sfc,COOKE & CO., Selling Agts., 22Cortland BEGGS & CO., Selling Agts 9 Dey Street, SEND FOR PRICED CATALOGUE. £3-32 PRINTERS ROLLERS. l^ttlrA^ Used in printing the Sciicntiftc American,D. J. Rf illy & Co., 32ti Peoil N. w \ovU Titv. mE LAWSOM This is the only steam boilereverdevised in strict compliance withthe demands of raturai laws. Itgives comp
. Scientific American Volume 51 Number 20 (November 1884) . IRON REVOLVERS, PERFECTLY BALANCED, Has Fewer Farts than any other H. &, F. M. ROOTS, Manufacturers, CONNERSVILLE, IND. e. , Oen. Agt.,22CortlandSt.,9De7Sfc,COOKE & CO., Selling Agts., 22Cortland BEGGS & CO., Selling Agts 9 Dey Street, SEND FOR PRICED CATALOGUE. £3-32 PRINTERS ROLLERS. l^ttlrA^ Used in printing the Sciicntiftc American,D. J. Rf illy & Co., 32ti Peoil N. w \ovU Titv. mE LAWSOM This is the only steam boilereverdevised in strict compliance withthe demands of raturai laws. Itgives complete immunity againstexplosions, delivei s dry stea m,prevents all incruBtation and de-posit on the bottom plates, affordssafety with high pressure, andsecures great economy. The invention Is applicable to eveiT styleof boiler, and can be readily ap-plied, internally or externally, tonew or old boilers. Licenses gratit-ed on liberal terms to man fac-turers. Send for nnd 157 liion<lvf-»y,
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Keywords: ., bo, bookcentury1800, bookdecade1880, booksubjectiron, bookyear1884
