Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of Pioneer Bancorporation, Inc., for Colfax National Bank of Denver" in Press Releases of the Board of Governors of the Federal Reserve System
(October 20, 1978).
https://fraser.stlouisfed.org/title/9237/item/694439, accessed on January 24, 2026.