Warman's Depression Glass Field Guide (Warman's Field Guides)The take it with you collecting resource: Warman's Depression Glass Field Guide! The new 5th edition of Warman's Depression Glass Field Guide gives you the basic tools you need to identify, collect, and value the historic glassware created during and named after the Great Depression of the 1930s: Nearly 500 images in a rainbow of colors. More than 150 patterns included, all with illustrations. Thousands of listings and up to date values. Essential