Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "August 5, 1921," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1921-08-05). https://fraser.stlouisfed.org/title/83/item/66657, accessed on February 13, 2025.