Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Margin Requirements," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "June 1951," Federal Reserve Bulletin (June 1951) : 45-45. https://fraser.stlouisfed.org/title/62/item/21198/toc/66571 , accessed on May 5, 2024.