A descriptive and historical account of hydraulic and other machines for raising water (1850)
Ewbank, Thomas, 1792-1870 · New York, Bangs, Platt, & Co. · leaf 493
us men to their improvement, they became the meansof extending manufactures generally, and introduced one which had neverbefore been known in the world, viz. the fabrication of motive engines—amanufacture upon which the wealth, power and happiness of nations aredestined in a great degree hereafter… … No. 197. Leopolds High Pressure EDgine. A. D. 1720. Two steam cylinders, open at top and provided with pistons a b, wereplaced over the boiler c, from the upper part of which a four-way cock dadmitted steam alternately into the bottom of each. The pistons wereconnected by inflexible rods to the…
Pumping machinery
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