G. Smith's book was fully called: 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, 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.
Digital source of illustration (retrieved 27th June 2016).
GVE