Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Federal Reserve Board Publications," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1972," Federal Reserve Bulletin (April 1972) : 216-219. https://fraser.stlouisfed.org/title/62/item/21448/toc/358442 , accessed on April 19, 2024.