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 293

An illustration from 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, leaf 293 — room enough for fteam) there aretwo gauge-pipes at G, one going a littlebelow the furface of the water when at aproper height, and the other ftanding alittle above it : when every thing is right,the flop cock of the fhorter pipe beingopened gives only fteam, and that of thelong one water ; but if… … EN G [ 1079 1 E N G fuch a degree as always to keep the fur-face of water to its due heighth. 5. Ascold water is^injecled into the cylinder atevery ftroke, and as that water mightin time fill the cylinder, and hinder theoperation of the engine, there is a pipecoming from the bottom of the…

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