Federal Reserve Bank of Chicago. "[Citizens State Bank, Columbia City, Indiana Converted to a National Bank Under the Title of Citizens National Bank of Whitley County, Columbia City, Indiana], Circular No. 1885" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (November 2, 1966). https://fraser.stlouisfed.org/title/7180/item/659083, accessed on March 13, 2025.