United States. Department of the Treasury. Citizens Coinage Advisory Committee , United States. Department of the Treasury and United States. Bureau of the Mint. "Meeting, March 1, 2011 : Federal Register Notice" in Citizens Coinage Advisory Committee Meetings, Recommendations, and Minutes (March 1, 2011). https://fraser.stlouisfed.org/title/7136/item/646888/content/pdf/ccac20110301notice, accessed on June 18, 2026.