Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "United States Money in Circulation, by Denominations," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "June 1949," Federal Reserve Bulletin (June 1949) : 70-70. https://fraser.stlouisfed.org/title/62/item/21174/toc/295303 , accessed on May 9, 2024.