Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "July 27, 1972," H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks (1972-07-27). https://fraser.stlouisfed.org/title/83/item/64280, accessed on August 22, 2024.