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. "January 1956," Federal Reserve Bulletin (January 1956) : 27-27. https://fraser.stlouisfed.org/title/62/item/21253/toc/182258 , accessed on June 22, 2024.