Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Denominations of United States Currency in Circulation," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "November 1956," Federal Reserve Bulletin (November 1956) : 48-48. https://fraser.stlouisfed.org/title/62/item/21263/toc/171121 , accessed on May 4, 2024.