Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Number of Banking Offices in the United States," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1973," Federal Reserve Bulletin (March 1973) : 215-215. https://fraser.stlouisfed.org/title/62/item/21459/toc/203048 , accessed on April 18, 2024.