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Scientific American, Vol. 65, No. 16 (October 1891) (1891)

leaf 7

An illustration from Scientific American, Vol. 65, No. 16 (October 1891), 1891, leaf 7
shed with practically no inter- miles, and another extending to a sheave pit between the 14 inch web of the slot rail, requiring the applica- ruption of the use of the various pipes and conduits. 36th and 37th Streets and back to the power station, a tion of hand power for about half a minute only.… … POETABLE HYDEAULIC PUNCH. tram rails and through the slot rails. The entire turally, and spring-planted trees in case of pro- construction is designed to be permanent, and tracted drought may often be saved by water- everything relating to it is carefully and thoroughly ing them evenings, when…

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