Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Net Gold Purchases or Sales, by the United States, by Country," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1963," Federal Reserve Bulletin (May 1963) : 150-150. https://fraser.stlouisfed.org/title/62/item/21341/toc/65544 , accessed on April 19, 2024.