SMITH, GODFREY. The Laboratory; or School of Arts: Containing a large Collection of Valuable Secrets, Experiments, and Manual Operations in Arts and Manufactures, highly useful to gilders, jewellers enamellers... London, 1799. 41 engraved plates many folding. 2 volumes, 8vo, contemporary calf, each spine with red lettering piece, joints cracked, library mark on spine of vol I; first and last pages slightly browned, some offsetting. Sixth edition. (2)