Original oil and gas trade magazine vintage ad for WOODWARD GOVERNOR COMPANY, of Rockford, IL., Fort Collins, CO., and Schiphol, The Netherlands. Hydraulic Governors, PG-PL, UG8, PG. Woodward Governors, for dependable control of engines and turbines throughout the Petroleum Industry. Oil, drilling rigs, petrochemical plants, pumping and compressor stations and refineries. This unique 1959 old petroleum oilfield and refining process equipment magazine advertisement would look fabulous matted and framed. Very slight publishing crease at top, as seen in pic.