Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 3, 1921," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1921-04-03). https://fraser.stlouisfed.org/title/83/item/65235, accessed on September 22, 2024.