1950 Diamond Power Specialty Corp. Ad - No Mistake

This is a 1950 ad for a Diamond Power Specialty Corp.! The size of the ad is approximately 8x11inches. The caption for this ad is 'There can be no mistake in reading boiler water level with the Diamond Bi-Color water gauge' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!