on educating collectors about the intricacies of Sandwich glass, allowing them to distinguish between authentic pieces and later reproductions or less desirable commercial glass. In this meticulously researched volume, the author provides comprehensive insights into various aspects of Sandwich glass, covering over 186 different specimens including cup plates, salts, and candlesticks. Williams discusses the historical background of the Sandwich Glass Company, sharing relevant details about the craftsmanship involved in creating these glass pieces, the use of molds, and the materials used in their production. Furthermore, the book includes practical notes for collectors on how to evaluate the quality and significance of their finds, helping enthusiasts gain a deeper appreciation and understanding of this unique glassware. By blending technical knowledge with historical context, Williams' work becomes an invaluable resource for both novice and seasoned collectors in the world of antique glass. (This is an automatically generated summary.)