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. "May 1971," Federal Reserve Bulletin (May 1971) : 66-66. https://fraser.stlouisfed.org/title/62/item/21437/toc/8128 , accessed on April 23, 2024.