Board of Governors of the Federal Reserve System (U.S.), 1935-. "Issuance of prior certification relating to a proposed divestiture by Ellingson Corporation of Security State Bank" in Press Releases of the Board of Governors of the Federal Reserve System
(December 20, 1978).
https://fraser.stlouisfed.org/title/9237/item/694503, accessed on April 11, 2026.