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 297
ately after the regulator is(hut, the beam rifing a little higher withits pin S on the outlide upon the lowerpart, lifts up the end 1 of the handle ofthe inj^fting cock, and opens it by theturning of the two parts with teeth.The jet immediately making a vacuum,the learn again defcends, and the pin… … E N G [ 108 its flunk D throws forward the fork N Q,jand again opens the regulator tp receivefrefh fteam. After this every thing re-turns as before, and thus it the enginemolt wonderfully contrived to workitfelf.j6. Many years after the engine hadbeen made, as above defcribed, it receivedanother…
Art · Science
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