This listing is for a vintage paper advertisement. This is a 1941 ad for a Pyrex double boiler, casserole, pie-plate! The size of the ad is approximately 3x11inches. The caption for this ad is 'Look! It's fun to cook in clear thrifty Pyrex Ware' The ad is in good overall condition, with some wear / staining. This vintage ad would look great framed and displayed! Add it to your collection today!