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Scientific American, Vol. 62, No. 11 (1890) (1890)

leaf 4

An illustration from Scientific American, Vol. 62, No. 11 (1890), 1890, leaf 4
head, capable of speaking, was seen +80 2 Kenyon’s Substitute for India Rubber, lying upon a three-legged table beneath which there The substitute consists essentially of a preparation appeared to be nothing. The body to which the head of oxidized linseed oil, such as the skins and refuse of… … thick, treacly consistence, equal parts of without noise or jar, even if its motion had been ex- each. The mixture in the pan is then cessive. The car never fails to catch and never re- heated 5 about the temperature of boiling oil, say 350° two mirrors inclined at an angle of 45° with respect to…

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