regulated at will. The gas which escapes, tion) without the intermediary of any other metal; the ends: being at once consumed, cannot give rise to accident, satisfied that within ten years it will constitute a very pro- minent portion of the animal food of the coun- of the German silver wires pass… … ous, and as observed so far in the specimens in radiation, these copper rods are inclosed, ex- Fig. l.^THERMO-ELECTRIC BATTERY OF M. NOE troduced into the United States, is even more cepting at their extremities, within a small tube, remarkable here than in Europe. Among the shown at t, in Fig. 2.…
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