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. "May 1943," Federal Reserve Bulletin (May 1943) : 59-59. https://fraser.stlouisfed.org/title/62/item/21057/toc/351022 , accessed on June 29, 2024.