Original oil and gas trade magazine vintage ad for RADIO CORPORATION OF AMERICA of Camden, NJ. Now Telemetering Reliability under All Environmental Conditions with Solid State Multiplex, Type CT-42. Computer grade components and rugged, modular construction provide lasting dependability to not only withstand the rigors of extreme climatic changes, but to stand up under the grind of continuous service. For teletype, telemetering, control or data signals. This unique old 1962 RCA petroleum oilfield industry and communications equipment magazine advertisement would display beautifully matted and framed.