Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Volume of Discount and Open-Market Operations," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1927," Federal Reserve Bulletin (May 1927) : 65-65. https://fraser.stlouisfed.org/title/62/item/20665/toc/319078 , accessed on December 6, 2023.