1983 Robert Frost One-Ounce Gold Medal (rev)
(1207-9551)
Heritage Auctions (image); U.S. Mint (gold commemorative medal)
Heritage Auctions <a rel="nofollow" class="external text" href="https://coins.ha.com/itm/modern-bullion-coins/us-bullion-coins/1983-ms-robert-frost-one-ounce-gold-medal-ms66-pcgs-pcgs-population-29-26-ngc-census-10-37-/a/1207-9551.s">Lot 9551</a>, 13 July 2014