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. "May 1933," Federal Reserve Bulletin (May 1933) : 68-68. https://fraser.stlouisfed.org/title/62/item/20637/toc/46545 , accessed on April 19, 2024.