Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Map of the Federal Reserve Districts," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1920," Federal Reserve Bulletin (February 1920) : 106-106. https://fraser.stlouisfed.org/title/62/item/20598/toc/267178 , accessed on April 18, 2024.