the Centennial Exhibition, only four years ago, proof spirit, spec. grav. 0°920, I used spirit having the spec. and, with the wonderful possibilities of even the next twelve grav. 0°915, made by diluting the requisite quantity of rec- Messrs. Galloway & Beckwith, of Manchester, England, have… … lower die being set over a supported the percolator ona retort stand, the open end of rivet at the bottom of the tube, and the upper so as to hold the head of a rivet to be a piece of glass tube two inches long is inserted in the cork, | would be not only a patriotic expedient, but an absolute…
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