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. "February 1965," Federal Reserve Bulletin (February 1965) : 60-60. https://fraser.stlouisfed.org/title/62/item/21362/toc/336144 , accessed on May 6, 2024.