Federal Reserve Bank of Chicago. "[Citizens National Bank of Cheboygan, Cheboygan, Michigan Changed Its Title to Citizens National Bank of Cheboygan], Circular No. 1893" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (December 15, 1966). https://fraser.stlouisfed.org/title/7180/item/659096, accessed on March 2, 2025.