ZANOTTI, Francesco Maria. Della Forza de'Corpi chi chiamano viva. Libri tre ... al Signore Giambatista Morgagni, Bologna: Constantino Pisarri & Giacomo Filippo Primodi, 1752, 4°, FIRST EDITION, folding engraved plate (title and a few leaves slightly soiled), contemporary vellum, spine lettered in gilt. [Blake 498; Riccardi I 658.8] -- [William EMERSON.] Mechanics: or, the Doctrine of Motion, London: J. Nourse, 1769, 8°, 9 folding engraved plates; The Projection of the Sphere, London: J. Nourse, 1769, 8°, second edition, 12 folding engraved plates; The Laws of Centripetal and Centrifugal Force, [n.p, n.d], 8°, 6 folding engraved plates, 3 works bound as issued in one volume, contemporary calf (neatly rebacked). [Bibliotheca Mechanica pp. 101-2] (2)