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Scientific American, Vol. 71, No. 10 (1894) (1894)

leaf 3

An illustration from Scientific American, Vol. 71, No. 10 (1894), 1894, leaf 3
n avery simple Locks, of fairly good quality, are made in Bombay kind of lubrication in India. At first mineral oils made a bad impression, but this was soon removed. wheel made. of wood and balanced and loaded with and Calcutta, but none of the manufacturers appear clay. Itturns ona peg, and… … 41 distinct sounds. ets, heavy coatings, serges, and © 1894 SCIENTIFIC AMERICAN, INC.

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