Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Merchandise Exports and Imports," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "October 1961," Federal Reserve Bulletin (October 1961) : 107-107. https://fraser.stlouisfed.org/title/62/item/21322/toc/392010 , accessed on April 25, 2024.