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. "April 1965," Federal Reserve Bulletin (April 1965) : 70-70. https://fraser.stlouisfed.org/title/62/item/21364/toc/63506 , accessed on April 19, 2024.