Board of Governors of the Federal Reserve System (U.S.), 1935-
and Federal Reserve Board, 1914-1935. "December 12, 1968,"
H.4.1 Factors Affecting Reserve Balances of Depository Institutions and Condition Statement of Federal Reserve Banks
(1968-12-12).
https://fraser.stlouisfed.org/title/83/item/64318, accessed on March 3, 2025.