This book serves as a comprehensive catalog and historical overview of Mary Gregory glassware produced between 1880 and 1990. It details the evolution of this distinctive decorative art form, tracing its origins and development through a century of production, and aims to provide collectors and enthusiasts with the knowledge to identify and appreciate these pieces.

This work is recognized as a foundational reference for collectors and historians of American decorative arts, particularly those interested in Victorian and early 20th-century glass. Its detailed cataloging and historical scope make it an authoritative resource for identifying and understanding Mary Gregory glassware. The book is valued for its thoroughness in documenting the production period and the stylistic nuances that define these collectible pieces.