This listing is for a vintage paper advertisement. This is a 1964 ad for a Perkin-Elmer Differential Scanning Calorimeter DSC-1! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'Explosions in miniature put the pop in popovers' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!