Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Kinds of Money in Circulation," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1929," Federal Reserve Bulletin (April 1929) : 62-62. https://fraser.stlouisfed.org/title/62/item/20688/toc/255449 , accessed on April 26, 2024.