Original vintage oil and gas magazine ad, BONNY FORGE AND TOOL WORKS, Welding Fittings Division, of Allentown, PA. Short Nozzles Don't Pay...Bonney Weldolets Do! Weldolet Welding Fittings. Old 1955 petroleum industry advertisement.
On the reverse side (see Additional Images tab) is THE BRISTOL COMPANY of Waterbury, CT. How Much Do You Know About Recording Pressure Gauges? Pictured is a Bristol Pressure Measuring Element, Bristol's Diaphragm Measuring Element, and Bristol's Single-Bellows Type Element. Bristol Recording Gauges for recording, automatic controlling, pneumatic transmission and telemetering. Bristol Points The Way In Human Engineered Instrumentation Automatic Controlling, Recording and Telemetering Instruments. Old 1955 petroleum industry equipment advertisement.
approximate size 9 x 12 inches.