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Scientific American, Vol. 60, No. 15 (1889) (1889)
leaf 7
aced oppo- through the hopper on to the table, and cleaned by be- being fastened to the rim of the pulley, and held in site each other, thus balancing satisfactorily, the crank- ing whirled around between the brush and the table, place by a jambnut, by adjusting which the tension of shaft and many… … LARGE TWIN GAS ENGINE, © 1889 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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