Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Revenues, Expenses, and Income of Class I Railroads," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "August 1949," Federal Reserve Bulletin (August 1949) : 100-100. https://fraser.stlouisfed.org/title/62/item/21176/toc/338206 , accessed on June 21, 2024.