Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Freight-Car Loadings, by Lines," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "August 1927," Federal Reserve Bulletin (August 1927) : 26-26. https://fraser.stlouisfed.org/title/62/item/20668/toc/234804 , accessed on March 28, 2024.