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Scientific American, Vol. 45, No. 21 (November 1881) (1881)

leaf 3

An illustration from Scientific American, Vol. 45, No. 21 (November 1881), 1881, leaf 3
ter of ton belt during the year, the total number of stations of obser secure uniform feed of the material. It is specially designed which the piston rod of a pressure cylinder is attached. vation in operation June 30, 1881, within the territory of the for use with the boot and shoe machines… … the systematization of the duties of the Signal supplemental shoe shaken at both ends and Fig. l.-COMPEESSION RIVETER. Service; the preparation of new instructions for having a transverse slot in its bottom litLed with observers of the service; the preparation of new a roller and a comb, whereby a…

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