Board of Governors of the Federal Reserve System (U.S.), 1935-. "November 3, 1969," G.13 Selected Interest Rates (November 3, 1969). https://fraser.stlouisfed.org/title/1238/item/473917, accessed on October 21, 2018.
Based on the dates included in the data, this is likely the December 1969 issue of this release.
Board of Governors of the Federal Reserve