Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of Mercantile Bancorporation Inc. for Mercantile National Bank of St. Louis County" in Press Releases of the Board of Governors of the Federal Reserve System
(July 12, 1973).
https://fraser.stlouisfed.org/title/9237/item/699206, accessed on January 20, 2026.