BECCARIA, Giovanni Battista. Dell'elettricismo artificiale, e naturale libri due. Turin: Filippo Antonio Campana, 1753, 4°, FIRST EDITION, half title, woodcut head- and tailpieces, (without [?] blank S4, some light waterstaining, slight spotting), contemporary vellum (lacking front free endpaper, two tiny wormholes to spine). [Wellcome II, p. 124; Gamba 2150; Wheeler Gift Cat. 375 "[this] important work contains the author's early contribution to the subject of atmospheric electricity"]; Elettricismo artificiale ... All'altezza reale del signor Duca di Chablais. Turin: Stamperia Reale, 1 June 1772, 4°, FIRST EDITION, 11 folding engraved plates ( a few with very light offsetting), original boards, uncut (front joint split, section of spine almost detached). [Wheeler Gift Cat. 435bis.] (2)