This listing is for a vintage paper advertisement. This is a 1965 ad for a Allis-Chalmers 28-Volt Fuel-Cell System! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'Another RD and E capability report from Allis-Chalmers First 28-volt fuel-cell system to pass 500-hour test at NASA' The ad is in good overall condition, with some light wear. This vintage ad would look great framed and displayed! Add it to your collection today!