COPPER TUBES Beaver. Falls Pa. THERMO-MAGNETIC GENERATOR STEAM ENGINES Upright and Horizontal Portable and Semi-Portable. JAMES LEFFEL & CO. SPRINGFIELD 00 or 0 Liberty St. New York WORKING MODELS HARRISON CONVEYOR! THIAERICAIIELL TEPEE CO. CHEMISTRY OF SUBSTANCES 361 Broadway New York. HYDRAULIC ELEVATOR AT LES 9.0verfisements. THE KODAK CAMERA Makes 100 Instantaneous The Eastman Dry Plate & Film Co. Rochester N.Y. 5 Oxford St. London. MS tco BS plication. Springfield Bicycle Mfg 17E1Co1u.=.biaA.vera.u.e BOSTON' lif.A.SS PATEN MUNN At CO. Solicitors of Patents 'I' MI MI cfrientific intrican ESTABLISHED 1846 52 Numbers a Year. MT.TNN dz CO. 381 Broadway New York. 3!T Scientific American Supplement. lication. MUNN At CO. Publishers 361 Broadway New York. PRINTING INKS. ENEIJJOHNSON & CO.'S INK. Tenth and Lom VICTORS ARE BEST JENKINS' AUTOMATIC AIR VALVE The ECLIPSE HYDRAULIC ELEVATOR Tuerk Hydraulic Power Co. New York. Chicago. Springfield Roadster. B.I-C.V-C.L.E.S. FELT & TARRANT MFG. COMPTOMETER ALL Solved rapidly and accurately Saves 40 per cent. of time. Entire relief from mental strain Adapted to all commercial and scientific computations. Send for circular. AR I TMETHIOAL PROBLEMS NEW CATALOGUE VALUABLE PAPERS i LITHOGEN PRIMER WOOD STAINS ICE and REFRIGERATING MACHINES, 1889-05-04
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COPPER TUBES Beaver, Falls Pa, THERMO-MAGNETIC GENERATOR STEAM ENGINES Upright, Horizontal Portable, Semi-Portable, JAMES LEFFEL & CO, SPRINGFIELD 00, 0 Liberty St, New York WORKING MODELS HARRISON CONVEYOR! THIAERICAIIELL TEPEE , CHEMISTRY, SUBSTANCES 361 Broadway New York, HYDRAULIC ELEVATOR, LES 9.0verfisements, KODAK CAMERA Makes 100 Instantaneous, Eastman Dry Plate & Film Co, Rochester N.Y, 5 Oxford St, London, MS tco BS plication, Springfield Bicycle Mfg 17E1Co1u.=.biaA.vera.u.e BOSTON' lif.A.S, CO, Solicitors, Patents 'I' MI MI cfrientific intrican ESTABLISHED 1846 52 Numbe, Year, MT.TNN dz CO, 381 Broadway New York, 3!T Scientific American Supplement, lication, MUNN, CO, Publishers 361 Broadway New York, PRINTING INKS, ENEIJJOHNSON & CO.'S INK, Tenth, Lom VICTORS ARE BEST JENKINS' AUTOMATIC AIR VALVE, ECLIPSE HYDRAULIC ELEVATOR Tuerk Hydraulic Power Co, New York, Chicago, Springfield Roadster, B.I-C.V-C.L.E.S, FELT & TARRANT MFG, COMPTOMETER ALL Solved rapidly, accurately Saves 40, cent, time, Entire relief, mental strain Adapted, commercial, scientific computations, Send, circular, AR I TMETHIOAL, PROBLEMS NEW CATALOGUE VALUABLE PAPERS, LITHOGEN PRIMER WOOD STAINS ICE, REFRIGERATING MACHINES, 1889-05-04, science, scientific, sciences, mind, health, tech, sustainability, publication, lab, sciam, sa, scientist, research, american, experiment, education, discovery, technology, analysis, magazine, u.s., insights, developments, weekly, broadsheet, inventor, innovation, inventions, patented, industrial revolution, emerging, trends, monthly magazine, united states, engravings, curious works, paper, discover, Scientific Paper, Weekly Journal, Practical Information, Art, Science, Mechanics, Chemistry, Manufactures, research, education, scientist, innovation, 19th century, vintage, america, Rufus M. Porter, 1845, journal, academic, newspaper illustrations, retro style, old-fashioned, media illustrations, victorian style, news, newspaperheadline, 19th century style, illustration, journalism
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