loy. ment of burnished silver wire gauze, in place being held down. fluid lies in a lock or bend of the metallic tube ; miners will pay some attention to. of iron wire gauze, now used in safety lamps. To Wm. Irwin, of Philadelphia, Pa., for improve- the glass tube above R, is a reservoir of wa-… … Hence if the meeting point of the fluids is fore described portions, in the manner and for in a glass tube, the degree of force may the purpose set forth. be seen and measured by the extent of move- To Nathan Chapin, of Syracuse, N. Y., for improve” ment in Cider Mills. of those fluids. I claim the…
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