Original 1967 Houston petroleum trade magazine vintage ad for the HOUSTON NATIONAL BANK.  Main office was located in the Tennessee Building at Milam and Lamar Streets, Houston, Texas.  You talk oilman-to-oilman at the Businessmans Bank. The Petroleum Department is managed by practicing petroleum engineers seasoned by solid experience in the oil industry. Ed Rowe, Senior Vice President. Ben Hinds, Vice President. ​This old one page business magazine advertisement would display beautifully matted and framed.