Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of First International Bancshares, Inc., for First National Bank of Harlingen" in Press Releases of the Board of Governors of the Federal Reserve System
(July 3, 1973).
https://fraser.stlouisfed.org/title/9237/item/699187, accessed on January 13, 2026.