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Scientific American, Vol. 28, No. 16 (1873) (1873)

leaf 3

An illustration from Scientific American, Vol. 28, No. 16 (1873), 1873, leaf 3
k, O. In this case the side protecting the latter from water, may serve to hold down apparatus would immediately be raised for repairs, and, if an endof the oil cloth or carpet. B is the movable door necessary, the stopcock, Y, of the second abductor tube might strip, provided with lugs at either… … coby, Minneapolis, Minn., is as follows: If the printing is to occupy one minute, the sensitive paper is exposed in contact at C. D is a spring lever pivoted in a recess, as shown, and with the negative for forty-five seconds, and the paper is connecting at its lower end with a rod which enters a…

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