Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "United States Savings Bonds," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1949," Federal Reserve Bulletin (April 1949) : 80-80. https://fraser.stlouisfed.org/title/62/item/21172/toc/39885 , accessed on May 1, 2024.