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…