Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Number of Member and Nonmember Banks in each Federal Reserve District," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1921," Federal Reserve Bulletin (April 1921) : 123-123. https://fraser.stlouisfed.org/title/62/item/20522/toc/7138 , accessed on April 18, 2024.