Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "October 20, 1966," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1966-10-20). https://fraser.stlouisfed.org/title/83/item/64885, accessed on September 20, 2024.