Great Britain
Great Britain, copper-alloy Admiral Vernon medal, 1739, Porto Bello, Vernon and Brown, ex-Adams.AC-PBvb1B.13.96 grams; 37mm.AU- with dark olive-brass color, hint of luster, old edge-nick (Adams: "well balanced, sharply struck").Pedigreed to the John Adams collection.
Estimate: 200-300 USD