d with the inducer, I, of the first. two faces, and appear- The drops which fall from the second inducer, {’, are then ing at the circumfer- charged with negative electricity, which is collected in the ence like the teeth of a receiver, R’, which augments the charge of the first inducer, gear… … When the apparatus is operated, the conductors, P and N, are connected by bringing in contact the balls, P’ an& N’. | The movable disk is then turned in a direction contrary to I. Two conductors are united with the interior covering of that of the paper points, and one of the layers, a, is electri-…
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