Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "June 30, 1977," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1977-06-30). https://fraser.stlouisfed.org/title/83/item/65754, accessed on August 27, 2024.