Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Net Gold Purchases, by the United States, by Countries," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "August 1961," Federal Reserve Bulletin (August 1961) : 120-120. https://fraser.stlouisfed.org/title/62/item/21320/toc/82578 , accessed on May 10, 2024.