Original oil and gas trade magazine vintage ad for WESTERN SUPPLY COMPANY. Main office was located in Tulsa, OK.  Wyandotte Chemicals Corporation manufactures anti-freeze. In the Propylene Oxide Plant of the South Works, pictured, the Western Heat Exchangers render a significant and vital service to growth in organic oxide chemicals. This unique 1959 old petroleum and petrolchemical refining process industry magazine advertisement would display beautifully matted and framed.