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. "April 1940," Federal Reserve Bulletin (April 1940) : 47-47. https://fraser.stlouisfed.org/title/62/item/21024/toc/392499 , accessed on April 18, 2024.