George III, pattern or trial striking on Crown size flan from Halfcrown dies, 1816, by T Wyon, struck in copper, en medaille, large laureate bust right, date below, traces of legend only due to weak strike, rev. crowned shield within garter, edge inscribed within grained borders, 23.59g (L&S 151; Montagu 715; Murdoch 154; Nobleman 87), weakly struck as usual, good extremely fine and of the highest rarity
George III, pattern or trial striking on Crown size flan from Halfcrown dies, 1816, by T Wyon, struck in copper, en medaille, large laureate bust right, date below, traces of legend only due to weak strike, rev. crowned shield within garter, edge inscribed within grained borders, 23.59g (L&S 151; Montagu 715; Murdoch 154; Nobleman 87), weakly struck as usual, good extremely fine and of the highest rarity

Details
George III, pattern or trial striking on Crown size flan from Halfcrown dies, 1816, by T Wyon, struck in copper, en medaille, large laureate bust right, date below, traces of legend only due to weak strike, rev. crowned shield within garter, edge inscribed within grained borders, 23.59g (L&S 151; Montagu 715; Murdoch 154; Nobleman 87), weakly struck as usual, good extremely fine and of the highest rarity
Provenance
Glendining, 30 October 1974, lot 67
Spink Auction 14, 19 March 1981, lot 184