Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Receipts of Grain and Flour at 17 Interior Centers," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1921," Federal Reserve Bulletin (May 1921) : 90-90. https://fraser.stlouisfed.org/title/62/item/20523/toc/260699 , accessed on April 25, 2024.