Original oil and gas trade magazine vintage ad for THE BRISTOL COMPANY of Waterbury, CT. Pneumatic Transmitters Remote Record Control, for use with miniature recorders, indicators and controllers. Series 650 gives new advantages including measuring elements with wide-angle travel for positive action, reliable and trouble free, simple transmitting mechanism, and available in a wide selection of ranges. This unique 1953 old oilfield petroleum instruments magazine advertisement would display beautifully matted and framed.