Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Industry and Summary Market Groupings, Seasonally Adjusted," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "October 1962," Federal Reserve Bulletin (October 1962) : 86-86. https://fraser.stlouisfed.org/title/62/item/21334/toc/181983 , accessed on April 23, 2024.