Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Guide to Tabular Presentation," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "July 1968," Federal Reserve Bulletin (July 1968) : 127-127. https://fraser.stlouisfed.org/title/62/item/21403/toc/143966 , accessed on June 27, 2024.