Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of applications of Commercial Bank Investment Company and Commercial Bancorporation of Colorado for Bank of Colorado" in Press Releases of the Board of Governors of the Federal Reserve System
(August 23, 1974).
https://fraser.stlouisfed.org/title/9237/item/699776, accessed on January 15, 2026.