Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 17, 1921," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1921-04-17). https://fraser.stlouisfed.org/title/83/item/492961, accessed on November 13, 2024.