Federal Reserve Bank of St. Louis. "Week Ending March 19, 1969," U.S. Financial Data (March 19, 1969). https://fraser.stlouisfed.org/title/5335/item/537801, accessed on January 23, 2021.
Federal Reserve Bank of St. Louis. "Week Ending March 19, 1969," U.S. Financial Data (March 19, 1969). https://fraser.stlouisfed.org/title/5335/item/537801, accessed on January 23, 2021.