Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of Mercantile Bancorporation, Inc., for First National Bank of Doniphan" in Press Releases of the Board of Governors of the Federal Reserve System
(July 21, 1978).
https://fraser.stlouisfed.org/title/9237/item/694337, accessed on January 25, 2026.