This listing is for a vintage paper advertisement. This is a 1973 ad for a Acoustic 470 series Amplifiers! The size of the ad is approximately 7.5x10.5inches. The caption for this ad is 'Possibly the best amplifiers you'll ever hear in your lifetime' The ad is in good overall condition, with some wear including hole punches along the left edge. This vintage ad would look great framed and displayed! Add it to your collection today!