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 24, 2006 : Federal Register Notice" in Citizens Coinage Advisory Committee Meetings, Recommendations, and Minutes (January 24, 2006). https://fraser.stlouisfed.org/title/7136/item/646854/content/pdf/ccac20060124notice, accessed on December 4, 2023.