Federal Reserve Bank of St. Louis. "Week Ending: February 4, 1970," U.S. Financial Data (February 4, 1970). https://fraser.stlouisfed.org/title/5335/item/537830, accessed on April 20, 2024.
Federal Reserve Bank of St. Louis. "Week Ending: February 4, 1970," U.S. Financial Data (February 4, 1970). https://fraser.stlouisfed.org/title/5335/item/537830, accessed on April 20, 2024.