A system of natural philosophy, designed for the use of schools and academies (1845)
Moffat, J[ohn] M. [from old catalog] · Philadelphia, E. C. Biddle · leaf 177
and it then de-scends with the revolving wheel to be filled again. Such a wheelmay be put in motion by any mechanical means ; or if it be em-ployed to raise water from a running stream, float-boards may beadded to make it revolve like an under-shot wheel. Explain the action of the chain-pump. In… … 26. The cochlion or screwof Archimedes, derives itsdesignation from a preva-lent opinion that it was theinvention of the Syracusansage. But it is not men-tioned by Vitruvius amongthe discoveries of Archi-medes, and there is someground for believing that itwas, before his time, usedin Egypt to raise…
Physics
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