This is a 1966 2-page ad for a Koppers FAST'S Couplings; Polyester Resin; CELLON-Treated Lumber; Dylite Foam! The size of the ad is approximately 11x17inches. The caption for this ad is 'Advance with Koppers' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!