o a telephone circuit, was most convenient method of handling the cell; and by then, according to the law referred to, it must be ex- caused to vibrate very perceptibly. This suggested to ceedingly irrational to employ liquid air, seeing that keeping it from the air the disadvantages inherent in… … coil, but allows the in- sumed for the purpose of supplying trolley and duction current in the transmitter circuit to telegraph poles, and at with. Another form of Ruhmer cell consists of two the present rate of consumption, it will not be a great pass without cbstruction; and this arrangement has…
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