Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Rulings of the Federal Reserve Board," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1920," Federal Reserve Bulletin (May 1920) : 54-55. https://fraser.stlouisfed.org/title/62/item/20601/toc/41239 , accessed on April 18, 2024.