This listing is for a vintage paper advertisement.
This is a 1980 ad for a Honeywell Mathematical Modeling! The size of the ad is approximately 8.5x11inches. The caption for this ad is 'We asked our mathematical model how to improve the energy cost effectiveness of a combustion heating system. It told us: Think big' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!