United States. Department of the Treasury. "Cumulative Dividends Report as of May 31, 2013," Dividends and Interest Report (June 10, 2013). https://fraser.stlouisfed.org/title/5152/item/519754, accessed on April 19, 2024.
United States. Department of the Treasury. "Cumulative Dividends Report as of May 31, 2013," Dividends and Interest Report (June 10, 2013). https://fraser.stlouisfed.org/title/5152/item/519754, accessed on April 19, 2024.