A descriptive and historical account of hydraulic and other machines for raising water (1842)
Ewbank, Thomas · Tilt & Bogue · leaf 156
. We therefore conclude that this famous engine was composed of at least two , and probably more , separate chains of pots ; and even then , it might with as much propriety , be noticed by ancient authors as a single machine , as that at Cairo still is , by all modern travelers . Winkelman says ,… … No . 57 . Rope Pump . There is another device that belongs to this chapter . Every person knows , that where water is dispersed over extended surfaces , and of too lim ited depth to allow the use of a vessel to scoop it up , various substances are employed to absorb it , as sponge and woolen rags ,…
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