Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Bond and Stock Yields," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "November 1968," Federal Reserve Bulletin (November 1968) : 93-93. https://fraser.stlouisfed.org/title/62/item/21407/toc/72990 , accessed on May 5, 2024.