Board of Governors of the Federal Reserve System (U.S.), 1935-. "Text," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 17, 1979," G.3 Capacity Utilization, Manufacturing, Mining, Utilities and Industrial Materials (1979-12-17) : 1-1. https://fraser.stlouisfed.org/title/51/item/56774/toc/453236 , accessed on March 28, 2024.