Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of Pinnacle Bancorp, Inc. to engage in full-service securities brokerage activities through joint venture with Gilbert Marshall and Company" in Press Releases of the Board of Governors of the Federal Reserve System
(September 19, 1994).
https://fraser.stlouisfed.org/title/9237/item/693037, accessed on January 22, 2026.