United States. Department of the Treasury. Citizens Coinage Advisory Committee , United States. Department of the Treasury and United States. Bureau of the Mint. "Meeting, June 25, 2013 : Minutes" in Citizens Coinage Advisory Committee Meetings, Recommendations, and Minutes (June 25, 2013). https://fraser.stlouisfed.org/title/7136/item/646881/content/pdf/ccac20130625minutes, accessed on June 13, 2026.