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. "April 1964," Federal Reserve Bulletin (April 1964) : 126-126. https://fraser.stlouisfed.org/title/62/item/21352/toc/415121 , accessed on March 28, 2024.