Great Britain
Great Britain, copper-alloy Admiral Vernon medal, 1739, Porto Bello, Vernon and Brown, ex-Adams.AC-PBvb1A.16.06 grams; 37.5mm.Well-detailed AU with much original copper color and traces of luster, tiny spot of lacquer on reverse. Quoting Adams: "It is a pity that this fine variety is scarcer than the mediocre designs that characterize most of the Vernon-Brown series."Pedigreed to the John Adams collection.
Estimate: 350-500 USD