Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Wholesale Prices, by Groups of Commodities," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "March 1939," Federal Reserve Bulletin (March 1939) : 58-58. https://fraser.stlouisfed.org/title/62/item/21011/toc/116935 , accessed on May 12, 2024.