Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "National Summary of Business Conditions," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "April 1962," Federal Reserve Bulletin (April 1962) : 27-28. https://fraser.stlouisfed.org/title/62/item/21328/toc/202375 , accessed on April 18, 2024.