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Scientific American, Vol. 74, No. 20 (May 1896) (1896)

leaf 3

An illustration from Scientific American, Vol. 74, No. 20 (May 1896), 1896, leaf 3
verging arms at opposite ends and By the usual process of washing and toning in a Street, Louisville, Ky. On turning the handle a gear an upper frame section also having oppositely diverg- weak acetate of soda and gold bath, we get perfect en- and pinion actuate a crank disk and pitman to re- ing… … An acid sensitizing solution may be employed, add- RAUBOLD'S ICE SHAVER AND MILE SHAEER, ing one drop per ounce of nitric acid instead of the DAVYS SPRING SEAT. ammonia, or a proportion of citric acid if desired. The the crosshead carrying saucers to receive the glasses, latter addition greatly…

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