Original oil and gas trade magazine vintage ad for BROWN & ROOT, INC. General offices were located in Houston, TX. Creole Petroleum Corporation of Venezuela, one of the worlds largest producers of crude oil, has pursued a dedicated course of conservation and maximum utilization of natural resources. In so doing, complex engineering problems in gas injection have been created. Repeat business, commendation of performance. This unique 1959 old petroleum refinery process industry magazine advertisement would display beautifully matted and framed. Nice graphics.