This listing is for a vintage paper advertisement. This is a 1957 ad for a Bell & Howell TDC Headliner 303 Slide Projector! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'new idea! Electric changer converts TDC projectors to automatic' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!