Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Foreign Rates of Exchange at Copenhagen," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1918," Federal Reserve Bulletin (May 1918) : 30-30. https://fraser.stlouisfed.org/title/62/item/21106/toc/114983 , accessed on March 28, 2024.