Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of NBD Bancorp, Inc., for Roscommon State Bank, and Wolverine State Bank" in Press Releases of the Board of Governors of the Federal Reserve System
(October 14, 1981).
https://fraser.stlouisfed.org/title/9237/item/695492, accessed on January 14, 2026.