This is a 1966 ad for a Hewlett-Packard Datamec D 2020, 3030 and 3029 Computer Tape Units! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'Hewlett Packard Datamec Division for computer peripherals that are more efficient, dependable, economical' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!