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Scientific American, Vol. 7, No. 25 (December 1862) (1862)

leaf 7

An illustration from Scientific American, Vol. 7, No. 25 (December 1862), 1862, leaf 7
this week with an illustra- frozen bolts had been covered with a layer of ice, but Patented Sept. 15, 1861, by John Shinn, of Eox- tion of a device for guiding taps, patented through the their temperature was much higher than that expe- borough, Pa., and further information may be Scientific… … quite an original idea, nothing of the kind ever hav- ore had always to be smelted by itself at Swansea, and A Hint to Oyster-eaters.—When too many oys- the copper obtained from it could not be rolled in ing come under our notice before. We have, how- ters have been incautiously eaten, and are felt…

Patents · Combination · Lime · Claim · Inches · Scientific American · Consists · Steam boiler · Free nitrate · Purpose set · Inches deep · Address munn · Dry collodion · Free trade · Patent office · Steam plowing

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