United States. Department of Commerce. "U.S. Plant and Equipment Expenditures by Business : Business Foresees Rise in Capital Spending in First Half of 1972, OBE 71-77|SEC 2559," United States Department of Commerce News (December 2, 1971). https://fraser.stlouisfed.org/title/6148/item/595187, accessed on May 30, 2026.