Dunham Heating Service 1920 Ad
Dunham Heating Service 1920 Ad. This black and white April 10, 1920 ad states Built in Heating Comfort. The time to make sure of good heat is when the plan is made. Picture shows man and woman looking at Blue print of Dunham Heating boiler and pipes. Magazine tear sheet picture is taken through plastic and may show wrinkles or crookedness that is not in the ad. This original magazine tear sheet measures 5 inches wide by 11 3/4 inches tall.
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