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Scientific American, Vol. 65, No. 1 (1891) (1891)

leaf 4

An illustration from Scientific American, Vol. 65, No. 1 (1891), 1891, leaf 4
the United and provided with vertical ribs arranged diagonally. ———__—_—_+68+e______—_- States Iron and Tin Plate Company, Limited, at These ribs lie in the path of anarmor “ feeler” carried Electricity in the Printing Office. Demmler Station, Pa. : No discovery has yet been made and no contrivance… … Gazette. sheet where the impression is, as it istherethat te reaction is effected—at the point of pressure. AT the great factory of the Singer Manufac- Do not put on too much glycerine, as it will turing Company, at Elizabethport, N. J., a half hour The arrangement of the circuits is such that when…

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