Visual display of the The laborator, 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, goldsmiths, dyers, cutlers, pewterers, joiners, japanners, book-binders, plasterers, artists, and to the workers in metals in general : and in plaster of paris, wood, ivory, bone, horn, and other materials