Original old oil and gas industry trade magazine vintage ad for INTERNATIONAL HARVESTER COMPANY OF AMERICA. Main office and factory was located in Chicago, IL.  Everybody's Pipelining Now with McCormick-Deering Powered Equipment.  Industrial Tractors available in two sizes, Models 20 and 30.  Distributors in the Oil Country include J.D. Adams and Company, Browning-Ferris Machy Company, Concrete Machy and Supply Company, Cuyhoga Equipment Company.  This 1931 petroleum pipeline equipment magazine advertisement would display beautifully matted and framed.