Description
Black and white 9 1/2″ x 11 1/2″ ad for their Revolutionary Blend-Air Heating and Ventilating System for Gas and Oil fuels. This ad features a cutaway view of the entire system and shows How it Works and how you will have extra space galore. Their Blend-Aire systems are claimed to be “The modern miracle of low-cost Central Heating for New and Old Homes.
Source: November 1950 Better Homes & Gardens.
