Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Industrial Production, by Industries (Adjusted for Seasonal Variation)," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1942," Federal Reserve Bulletin (May 1942) : 92-93. https://fraser.stlouisfed.org/title/62/item/21045/toc/50433 , accessed on April 25, 2024.