United States. Bureau of Economic Analysis. "June 1923," Survey of Current Business (June 1923). https://fraser.stlouisfed.org/title/46/item/10259, accessed on May 2, 2024.
United States. Bureau of Economic Analysis. "June 1923," Survey of Current Business (June 1923). https://fraser.stlouisfed.org/title/46/item/10259, accessed on May 2, 2024.