""A Catalogue of Impressions in Sulphur: Of Antique and Modern Gems from which Pastes are Made and Sold"" is a book written by James Tassie in 1775. The book is a comprehensive catalogue of impressions made in sulphur, which were used to create pastes that imitated antique and modern gems. The book includes detailed descriptions of the gems, as well as illustrations of the impressions and the resulting pastes. Tassie was a renowned Scottish artist and gem engraver who created many of the impressions himself. The book is a valuable resource for historians, gem enthusiasts, and anyone interested in the history of art and technology. It provides a fascinating insight into the techniques and materials used to create imitation gems in the 18th century.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.