Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "December 31, 1987," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1987-12-31). https://fraser.stlouisfed.org/title/83/item/66205, accessed on December 4, 2024.