Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Industrial Production," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "November 1956," Federal Reserve Bulletin (November 1956) : 78-82. https://fraser.stlouisfed.org/title/62/item/21263/toc/171166 , accessed on April 19, 2024.