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Scientific American, Vol. 101, No. 23 (December 1909) (1909)

leaf 14

An illustration from Scientific American, Vol. 101, No. 23 (December 1909), 1909, leaf 14
Scientific American 420 December 4, 1909. … 941,24:i Hay press, II. B. Gaskin Free large Catalogue 940,908 Hay tedder, J. R Hermann Norwalk, - - - Conn. Head and back rest, A. W. Powell 941,043 Heater. See Water heater. Hinge, double acting, J. A. Fischer 941.239 Hinge, double-acting spring, E. Bommer. . . 941,185 ON THE DEAD SQUARE"…

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