Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Prices of Farm Products at the Farm," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1928," Federal Reserve Bulletin (May 1928) : 18-18. https://fraser.stlouisfed.org/title/62/item/20677/toc/187538 , accessed on April 18, 2024.