Board of Governors of the Federal Reserve System (U.S.), 1935-. "Charts," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "July 19, 1985," G.3 Capacity Utilization, Manufacturing, Mining, Utilities and Industrial Materials (1985-07-19) : 2-2. https://fraser.stlouisfed.org/title/51/item/56839/toc/447330 , accessed on May 10, 2024.