United States. Department of the Treasury. Citizens Coinage Advisory Committee , United States. Department of the Treasury and United States. Bureau of the Mint. "Meeting, January 21, 2020 : Federal Register Notice" in Citizens Coinage Advisory Committee Meetings, Recommendations, and Minutes (January 21, 2020). https://fraser.stlouisfed.org/title/7136/item/646852/content/pdf/ccac20200121notice, accessed on June 12, 2026.