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Scientific American, Vol. 37, No. 16 (October 1877) (1877)

leaf 4

An illustration from Scientific American, Vol. 37, No. 16 (October 1877), 1877, leaf 4
re, and portions of the partially refined oil, which might, by im- ^-i* ►♦ reaching to the outside of the rotary piston; planed recesses perfect process, have been allowed to enter the agitator. The luster of morocco leather is restored by varnishing Petroleum is not spontaneously ignitable in air… … BOOT'S BLOWER FOB UINE VENTILATION. © 1877 SCIENTIFIC AMERICAN, INC

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