Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "All Banks in the United States - Number of Banks," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "November 1940," Federal Reserve Bulletin (November 1940) : 40-40. https://fraser.stlouisfed.org/title/62/item/21031/toc/299187 , accessed on May 4, 2024.