Original 1947 Oil and Gas trade vintage catalog for the JOHN N MARTIN, MANUFACTURER, INC. Main office and plant was located at 11 West Brady Street, Tulsa, OK. 

Manufacturers of Oilfield Equipment.

Products include Oil Well Pump Plungers and Split Rings of Resilient Rubber & Duck.  An oil well pump plunger must travel freely enough to obtain a full stroke in the barrel, must not slip to much fluid, even in deep wells, against high pressures, must withstand sand and other abrasives in the slipping fluid, must not cause excessive barrel wear and not suffer from lack of lubrication when pumping mostly water. 

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

Unbound from a large rare post-wartime 1946-1947 Catalog of Oil Field Equipment, this unique old three-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro petroleum industry library. Pages are loose.