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Scientific American, Vol. 43, No. 23 (1880) (1880)
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ansmitting mechanism all the motion of the free tematic manner, besides being constantly engaged in invent- motive, portable, steamboat, stationary, and steam fire engine ends of the springs is utilized, permitting the use of springs boilers, and for other purposes. a hundred per cent stronger for… … © 1880 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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