Sftltutitit %mtxiati. [March 7, 1885. 150 A GREAT ELECTRIC MACHINE. … nished with an alcoholic solution of of the Scientific American, THE WIMSHURST SEVEN FOOT DUPLEX ELECTRIC MACHINE. shellac, are attached, at equal angu- that readers of that class might lar distances apart, radial sectors of find the details of some simple tinfoil, sixteen on each disk. These…
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