Federal Reserve Bank of Chicago. "[Tri-City State Bank, Oak Creek, Wisconsin Converted to National Bank Under Title Tri City National Bank of Oak Creek, Oak Creek, Wisconsin], Circular No. 2021" in Federal Reserve Bank of Chicago Bulletins and Circular Letters (August 5, 1969). https://fraser.stlouisfed.org/title/7180/item/661014, accessed on December 4, 2024.