Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Member Bank Reserve Requirements," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1957," Federal Reserve Bulletin (May 1957) : 31-31. https://fraser.stlouisfed.org/title/62/item/21269/toc/168849 , accessed on May 9, 2024.