Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 30, 1939," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1939-03-30). https://fraser.stlouisfed.org/title/83/item/66868, accessed on November 21, 2024.