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Scientific American, Vol. 55, No. 2 (July 1886) (1886)

leaf 3

An illustration from Scientific American, Vol. 55, No. 2 (July 1886), 1886, leaf 3
effect a saving that will be readily appreciat- This invention has been patented by Mr. William T. ed by railroad men. Levi, of Charleston, W. Va. This invention has been patented by Mr. Peter N. < ( ■ I » Martin, of Madalin, N. Y., to whom, or to Mr. Miller IMPROVED PUMPING APPARATUS, Longbottom,… … pipe and the wall or casing of the reservoir. Con- marks being used as nected air and water tight with the lower end of the teeth of the gear the second pipe is a third one ; between the second wheel are multiples and third pipes is an air space to prevent the of the teeth of the second pipe from…

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