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Scientific American, Vol. 69, No. 15 (October 1893) (1893)

leaf 7

An illustration from Scientific American, Vol. 69, No. 15 (October 1893), 1893, leaf 7
mple locking device on ward, that is, most of the actual work it does consists four miles an hour, and when an increase of traffic is the bucket support. Another lug is placed on the in carrying ore from outside into the level under the cable about one hundred feet ahead, the purpose of desired it… … THE WORLD'S COLTTMBIAIT EXPOSITION-EXHIBIT OF THE TRENTON IRON WORKS. ordinarily be the case. Nevertheless, its working powers speed of the cable much above this rate. The heavy the loading or discharging point and to notify the man are fully demonstrated. work falls almost entirely upon the…

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