Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Comparative Retail Prices in Principal Countries," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "October 1921," Federal Reserve Bulletin (October 1921) : 87-87. https://fraser.stlouisfed.org/title/62/item/20528/toc/349096 , accessed on March 28, 2024.