Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Swedish Exports of Iron Ore," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "July 1921," Federal Reserve Bulletin (July 1921) : 49-49. https://fraser.stlouisfed.org/title/62/item/20525/toc/306631 , accessed on May 3, 2024.