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. "August 1963," Federal Reserve Bulletin (August 1963) : 86-86. https://fraser.stlouisfed.org/title/62/item/21344/toc/162153 , accessed on April 18, 2024.