Federal Reserve Bank of St. Louis. "Week Ending July 5, 1967," U.S. Financial Data (July 5, 1967). https://fraser.stlouisfed.org/title/5335/item/537741, accessed on April 11, 2021.
Federal Reserve Bank of St. Louis. "Week Ending July 5, 1967," U.S. Financial Data (July 5, 1967). https://fraser.stlouisfed.org/title/5335/item/537741, accessed on April 11, 2021.