Original 1955 Oil and Gas trade vintage catalog for the GRAY TOOL COMPANY.  Main office and plant were located at 6102 Harrisburg Blvd, Houston, TX.

Manufacturers of Oilfield Well Control Equipment.

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

Unbound from a large rare 1955-56 Composite Catalog, this unique old thirty-two page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro oilfield petroleum industry library.  (Catalog 56).