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Scientific American, Vol. 66, No. 24 (1892) (1892)

leaf 3

An illustration from Scientific American, Vol. 66, No. 24 (1892), 1892, leaf 3
l output of 295 electrical horse rangement being such that the force of the water power. The machinery, which is operated by this cur- sucks in air through valves in the side arms of the The illustration represents a simple and inexpensive rent at the mines, consists of one pump of 60 horse nozzle,… … and condensers, is shown in the illustration. The im- provement forms the subject of two patents issued to Mr. Peter Decker, of 53 West Avenue, Norwalk, Conn. As applied to land and marine boilers, the appliance ling a roof, no other tool but a hatchet being required after the eaves course is laid.…

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