Original oil and gas trade magazine vintage ad for BRADFORD MOTOR WORKS. Main office and factory was located at 57 Holley Avenue, Bradford, PA. Branch office and factory was located at 1320 North Peoria Street, Tulsa, OK. A product of Pennant, Inc. Distributed by BMW. Safe rig up with safety-weigh control indicator, remote reading anywhere. Model S and SD installs under the load. made to receive derrick or pole load between foundation and derrick leveling screws. No changing of installation when string up changes. This unique 1959 old oilfield petroleum drilling industry equipment magazine advertisement would display beautifully matted and framed.