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. "November 1958," Federal Reserve Bulletin (November 1958) : 36-37. https://fraser.stlouisfed.org/title/62/item/21287/toc/363417 , accessed on May 10, 2024.