Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Freight-Car Loadings, by Classes," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1935," Federal Reserve Bulletin (February 1935) : 29-29. https://fraser.stlouisfed.org/title/62/item/20615/toc/116669 , accessed on May 9, 2024.