A descriptive catalogue of a general collection of ancient and modern engraved gems, cameos as well as intaglios, taken from the most celebrated cabinets in Europe ; and cast in coloured pastes, white enamel, and sulphur, by James Tassie, modeller ; arranged and described by R.E. Raspe ; and illustrated with copper-plates. To which is prefixed, an introduction on the various uses of this collection, the origin of the art of engraving on hard stones, and the progress of pastes