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Scientific American, Vol. 40, No. 20 (1879) (1879)
leaf 7
he shaft. ee or oe A Curious Property of Heat. from the natural beds being inferior in quality, and not The cam or eccentric on the governor shaft is graduated, sufficiently plump for the operation. Mr. C. J. Henderson has been conducting some experi- so that its center varies in position at every… … ters were placed at tical; it certainly is the same height on very simple, and each of the four © 1879 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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