Federal Reserve Bank of St. Louis. "Week Ending April 2, 1969," U.S. Financial Data (April 2, 1969). https://fraser.stlouisfed.org/title/5335/item/537803, accessed on April 10, 2021.
Federal Reserve Bank of St. Louis. "Week Ending April 2, 1969," U.S. Financial Data (April 2, 1969). https://fraser.stlouisfed.org/title/5335/item/537803, accessed on April 10, 2021.