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Scientific American, Vol. 61, No. 9 (1889) (1889)

leaf 8

An illustration from Scientific American, Vol. 61, No. 9 (1889), 1889, leaf 8
4 inch a crank by which it may be turned, and with a ratchet honored him by sending a message of congratulation thick, 114 inches wide, and 8 inches long. The plates which is engaged by a spring pawl attached to one of breathed from her own lips into one of his phono- and separating strips are… … forces. While the Fis: 3-ARRANGEMENT OF BATTERY to a greater depth than is necessary for the production the plate is perfectly covered with mercury. ‘ PLATES, of the desired current, and they should always be European conti- are portions which do not receive the mercury, they withdrawn after use.…

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