Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Wholesale Trade Activity," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "July 1920," Federal Reserve Bulletin (July 1920) : 28-30. https://fraser.stlouisfed.org/title/62/item/20603/toc/102254 , accessed on April 23, 2024.