Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Factory Employment and Pay Rolls, by Industries," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "June 1934," Federal Reserve Bulletin (June 1934) : 110-111. https://fraser.stlouisfed.org/title/62/item/20650/toc/377433 , accessed on June 23, 2024.