Original old retail gasoline trade magazine vintage ad for DU PONT of Wilmington, DE. Fuel Oil Additive Prevents Sludge, Gel-Clogging in lines as well as filters, screens and nozzles.&..
Original commercial bakery trade magazine vintage ad for DU POINT. Mycoban, no odors with active ingredient, no fillers, gives baked goods protection against mold and rope. 1959 unique ..