this week with an illustra- frozen bolts had been covered with a layer of ice, but Patented Sept. 15, 1861, by John Shinn, of Rox- 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- ing come under our notice before. We have, how- the copper obtained from it could not be rolled in ters have been incautiously eaten, and are felt…
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