Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Map of Federal Reserve Districts," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "October 1923," Federal Reserve Bulletin (October 1923) : 96-96. https://fraser.stlouisfed.org/title/62/item/20553/toc/372922 , accessed on May 8, 2024.