The "Encyclopedia of Lefton China Book II: Identification & Values" by Loretta Delozier is a comprehensive price guide for collectors of decorative pottery and glassware. Specifically focused on the brand Lefton, this book provides detailed information and values for various models of Lefton China. It serves as a valuable resource for individuals interested in identifying and valuing their collection of vases and other decorative pieces from this renowned brand. This book is an essential tool for enthusiasts looking to expand their knowledge and appreciation for Lefton China.