This book serves as a pricing supplement for collectors of Depression glass, specifically keyed to a larger reference work. It aims to provide current market value information for a specialized area of antique collecting.

This specialized price guide is intended for collectors and dealers of Depression glass, offering specific market value data for 1980. Its utility is directly tied to its companion volume, 'The Decorated Tumbler'. The publication's focus on a particular year suggests its value as a historical snapshot of the antique market for this collectible glassware.