Board of Governors of the Federal Reserve System (U.S.), 1935-. "Selected Interest Rates," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 31, 1990," H.15 Selected Interest Rates (1990-12-31) : 1-1. https://fraser.stlouisfed.org/title/86/item/67223/toc/464163 , accessed on April 19, 2024.