Watch List notes:

Great Britain, white-brass Admiral Vernon medal, 1739, Porto Bello, Vernon and Brown, ex-Adams.AC-PBvb7L.15.79 grams, 37 mm.AVF with full details and smooth fields, light toning in legends, bold rims, slight obverse die-buckle, specific gravity measured at 8.544 (looks like silver), tested (XRF) at 53.59% copper and 38.46% zinc with 5.91% tin as well (full results on small printout included).Pedigreed to the John Adams collection.
($125-200)