Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Hours and Earnings of Production Workers in Manufacturing Industries," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "May 1959," Federal Reserve Bulletin (May 1959) : 74-74. https://fraser.stlouisfed.org/title/62/item/21293/toc/334046 , accessed on April 23, 2024.