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. "June 1945," Federal Reserve Bulletin (June 1945) : 90-90. https://fraser.stlouisfed.org/title/62/item/21126/toc/290659 , accessed on March 28, 2024.