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. "July 1939," Federal Reserve Bulletin (July 1939) : 32-32. https://fraser.stlouisfed.org/title/62/item/21015/toc/7402 , accessed on April 18, 2024.