Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Financial, Industrial, and Commercial Statistics United States," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "February 1940," Federal Reserve Bulletin (February 1940) : 42-42. https://fraser.stlouisfed.org/title/62/item/21022/toc/431913 , accessed on April 24, 2024.