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 862

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 862 — ddle of the l*/eaft,between the lobes of the lungs ; beingthe primary organ of the circulation ofthe blood, and consequently of life.Its figure is nearly conic, the larger endbeing called its bafe, and the Smaller endits apex. Its lower part is plane, andthe upper part convex. Its tituation… … :;/)/:,r ■<? II E.& • [ 1581 ] H E A qtiently, it is there that ihe pulfation isfelt. The plane furface of the heart lies onthe diaphragm j the convex one is turnedupwards. The heart is connected, i!t,by the intervention of the pericardiumwith the mediaftinum, and with a largepart of the…

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