Original oil and gas trade magazine vintage ad for BROWN & ROOT, INC. General offices were located in Houston, TX. Design and install gas turbine horsepower. Of the total installations in the worlds, one out of every three gas turbine compressor drives used in the petroleum industry has been designed by B & R. Engineers and Constructors. This unique 1959 old petroleum gas refining process industry magazine advertisement would display beautifully matted and framed.