Board of Governors of the Federal Reserve System (U.S.), 1935-. "Output and Capacity for Manufacturing and Industrial Materials," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "January 18, 1977," G.3 Capacity Utilization, Manufacturing, Mining, Utilities and Industrial Materials (1977-01-18) : 2-2. https://fraser.stlouisfed.org/title/51/item/56747/toc/451745 , accessed on March 17, 2024.