Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Map of the Federal Reserve System," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "December 1972," Federal Reserve Bulletin (December 1972) : 167-167. https://fraser.stlouisfed.org/title/62/item/21456/toc/137693 , accessed on April 25, 2024.