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. "February 1987," Federal Reserve Bulletin (February 1987) : 35-36. https://fraser.stlouisfed.org/title/62/item/20777/toc/159719 , accessed on May 9, 2024.