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Scientific American, Vol. 33, No. 2 (1875) (1875)

leaf 15

An illustration from Scientific American, Vol. 33, No. 2 (1875), 1875, leaf 15
fol- ANTED—To contract for making and‘finish- Just Patentei—Invented by R. R. CALKINS, of bt. Jo- lows: Fora five years’ patent, $75: for a ten years’ ing any kind of Iron Machinery or Wofk.. ENGINE LATHES, DRILLS,&c. Send for Price List. NEW HAVEN MANUKAC RING CO., seph, Mo.—is simple and… … lievo, or bas relief, any new and original design fo1 ized large sums from their patents. the printing of woolen, silk, cotton, or other fab- Steam Super-Heaters, HE MAKERS OF A LINE OF STANDARD More than Firry THOUSAND inventors have rics, any new and original impression, ornament! and 1 ng…

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