This is a 1965 ad for a Control Data 3600 Computer! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'Atmospheric models to undergo intensive studies on NCAR's new Control Data 3600 computer' The ad is in good overall condition, with some wear including a small 1/2-inch ciruclar punch in the paper at the top. This vintage ad would look great framed and displayed! Add it to your collection today!