Original edition, illustrated with a frontispiece, a portrait of Voltaire, 6 off-text plates and a folding table.
Joints: - DUPAIN. The Science of Shadows. Paris, Jombert, 1750. In-8, contemporary spotted calf, spine with decorated nerves, red title coin, rubbed binding, two split jaws. 14 off-text plates. Follow up in fine: The Draftsman in the cabinet and in the army. 14 boards. Wetness, freckles. Handwritten ex-libris scraped off the title page. - MACQUER. 2 books in 3 vol. in-12, marbled basane of the period, decorated spine with nerves: Elements of theoretical chymia. Paris, Didot, 1756. 4 folding plates. Stamp and ex-libris Albert Petit. - Elements of practical chymia. Paris, Didot, 1756. 2 vols. A few small freckles. - Scrubbed binding with small defects