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Scientific American, Vol. 40, No. 20 (1879) (1879)
leaf 3
st mentioned, so that | which oscillates between two contact points, g 7, placed a Toward the end of the experiment, as the lubricant be- as the disk, B, is dragged round by disk, A, the weight, X, | very small distance apart. According as the speed of the | comes used up, the friction between the… … anodyne instead of ether), visions to be printed on the band of paper as it © 1879 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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