Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "Business Expenditures on New Plant and Equipment," in Board of Governors of the Federal Reserve System (U.S.), 1935- and Federal Reserve Board, 1914-1935. "January 1969," Federal Reserve Bulletin (January 1969) : 138-138. https://fraser.stlouisfed.org/title/62/item/21409/toc/93454 , accessed on April 19, 2024.