Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of First City Bancorporation of Texas, Inc., for Humble State Bank" in Press Releases of the Board of Governors of the Federal Reserve System
(November 18, 1971).
https://fraser.stlouisfed.org/title/9237/item/698423, accessed on January 22, 2026.