Original 1981 Oil and Gas trade vintage catalog for the GEOPHYSICAL RESEARCH CORPORATION. (GRC). Main office and laboratory was located at 136 Mohawk Blvd, Tulsa, OK. 

Manufacturers of Oilfield Equipment. Amerada Gauges. (1980 - Our Fifty-Fifth Year).

Products include Amerada EPG & GSC Surface Recording Electronic Pressure Temperature System, Amerada RPG-3, RPG-4, RPG-5 Gauges, Chart Scanners, Calibration Bath & Shut-In Tool, all are fully featured.

Has product images, illustrations, description, application and specifications charts provide product details.

Unbound from a large rare 1980-1981 Composite Catalog, this unique old four page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro oilfield petroleum industry library. Pages are loose.