Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "July 21, 1938," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1938-07-21). https://fraser.stlouisfed.org/title/83/item/66951, accessed on September 19, 2024.