Original 1963 Oil and Gas trade vintage catalog for the BALL BROTHERS RESEARCH CORPORATION. (Subsidiary of Ball Brothers Company). Main office and plant was located at Industrial Park, Boulder, CO. 

Manufacturers of Oilfield Equipment.

Products include Bottom-Hole Pressure Gauge.  The Pressure Sentry Mk-7 is used to measure bottom-hole pressures. Permanently installed below the pump, it sends digital signals up a single wire. A simple, portable surface unit records reservoir pressure on chart paper.

Has product image, description, advantages and applications provide product details.

Unbound from a large rare 1962-1963 Catalog of Oil Field Equipment, this unique old one-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro petroleum industry library.