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-. "July 1, 1991," H.15 Selected Interest Rates (1991-07-01) : 1-1. https://fraser.stlouisfed.org/title/86/item/67538/toc/464222 , accessed on April 25, 2024.