Board of Governors of the Federal Reserve System (U.S.), 1935-. "Approval of application of Roger Billings, Incorporated, for State Bank of Delphos" in Press Releases of the Board of Governors of the Federal Reserve System
(September 14, 1976).
https://fraser.stlouisfed.org/title/9237/item/693660, accessed on January 16, 2026.