A descriptive and historical account of hydraulic and other machines for raising water (1842)
Ewbank, Thomas · Tilt & Bogue · leaf 92
f ' or which they have been long used in Europe . See Belidor , tom . ii , liv , 4 . From some ex - periments made by Mr . Robertson Buchanan , it was ascei ' tained that the labor of a man in working a pump , turning a winch , ringing a bell , and rowing a boat , might be represented respectively… … No . 22 . Anglo Saxon Crane . and ev . en to work pumps : ( cams being se - cured to the roller , raised the piston rods in a manner similar to the common stamping mills . ) Agricola has figured it as applied to both purposes . De Re Metallica , 118 , 129 , 141 . No . 22 , is an example of its…
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