This listing is for a vintage paper advertisement. This is a 1979 2-page ad for a Hewlett-Packard HP 5423 Structural Dynamics Analyzer and HP Flexible GC Capillary Column! The size of the ad is approximately 11x17inches. The caption for this ad is 'HP Measurement and computer advances extend your possibilities' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!