This listing is for a vintage paper advertisement. This is a 1983 ad for a Texas Instruments 99/4A computer w/ Bill Cosby! The size of the ad is approximately 6.5x10inches. The caption for this ad is 'TI's Home Computer software. Lets you use your head. Not just your hands' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!