Original 1981 Oil and Gas trade vintage catalog for the GH-THORNHILL CRAVER COMPANY.  (A Galveston-Houston Company). Main office and plant was located at 1111 Lockwood Drive, Houston, TX.

Manufacturers of UNIBOLT Oilfield Equipment.

UNIBOLT products include Steel Couplings, Buttweld Couplings, Welding Neck Couplings, Pipe Line Closures, Automated Choke, UNITAPER Adjustable Chokes, Force Balance Chokes, Adjustable Choke, Stem Seat & Bean Wrenches, Long Nose Heater Chokes, Tees & Crosses, UNITAPER Positive Chokes, UNITAPER Christmas Tree Caps, Positive Chokes, Positive Choke Beans, Special Cage Nipple & Bean, Christmas Tree Caps, Flexi-Ball Joint, Y Type & T Type Adjustable Chokes, all are fully featured.

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

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