Original 1967 Oil and Gas trade vintage catalog for the CLAYTON MARK & COMPANY. Main office and plant was located at 1900 Dempster Street, Evanston, IL.

Manufacturers of Oilfield Forged Steel Valves, Unions & Fittings.

Products include Petro Union End Ball Valves, Petro Flanged End Ball Valves, Quality Mark Ball Valves in Bronze & Stainless Steel, Shut-Off Valves, Petro Unions, Handle-Bar Unions, Handle-Bar O Ring Union, Hi-Pressure Handle-Bar Unions, Insulated Petro Hi-Speed O Ring Unions, Insulated Hadle-Bar O Ring Union, Swing Check Valve Unions, Union Check Vales, and Forged Steel Fitting, all are fully featured.

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

Unbound from a large rare 1966-1967 Composite Catalog, this unique old four-page technical brochure would display beautifully matted and framed. Awesome cover graphics. A fabulous addition to your retro oilfield petroleum industry library. Pages are loose.