"In addition to photographs and descriptions of over 400 paperweights and related objects, this edition offers collectors a history of paperweights and how they are made; detailed material about individual glass factories and studio artists; and information on collecting, determining authenticity and paperweight restoration. Complete reference listings of contemporary sulphides, Baccarat Gridel silhouette weights, and an extensive glossary of paperweight terminology are also included"--Introductory statement, page vii.