Watch List notes:

Great Britain, copper-zinc Admiral Vernon medal, 1739, Porto Bello, Fort Chagres, ex-Adams.AC-FCv6H.14.78 grams, 36 mm.Mostly medium-dark brown in color with a few areas scratched down to original brass, AXF. Tested (XRF) at 49.72% copper and 47.09% zinc (full results on small printout included).Pedigreed to the John Adams collection.
($125-200)