A new and complete dictionary of arts and sciences : comprehending all the branches of useful knowledge, with accurate descriptions as well of the various machines, instruments, tools, figures, and schemes necessary for illustrating them, as of the classes, kinds, preparations, and uses of natural productions, whether animals, vegetables, minerals, fossils, or fluids : together with the kingdoms, provinces, cities, towns, and other remarkable places throughout the world : illustrated with above three hundred copper-plates, engraved by Mr. Jefferys, geographer to His Majesty : the whole extracted from the best authors in all languages (1763)
Society of Arts (Great Britain). Society of Gentlemen, Jefferys, Thomas, -1771, Grignion, Charles, 1721-1810, Wale, Samuel, d. 1786, Owen, W. (William), d. 1793 · London : Printed for W. Owen, at Homer's Head, in Fleet-Street · leaf 289
will not be higher than the fpout D atfiift, when the ftop-cock is fhut; butafterwards, as the air is confined, it willbe compreffed at top, the water rifing toI. This compreffed air, in each place,will act upon the water by its fpring,and, upon turning the ftop-cock, wiltforce it out in a… … MEN(3 t to P«V-ENC.tNE, one contrived for drivingpiles, whereof there are feveral kinds.See the article Pile. The moft common and fimple engine ofthis kind, as reprefented in plate XC. fig.i. n° it confifts of the cill K I, and theframe FL, on which are fixed the up-right pieces L H and L G,…
Art · Science
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