Watch List notes:

Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon with ship and cannon / Porto Bello, ex-Adams. AC-PBvi18CC. 15.28 grams; 37 mm. Super-sharp AU with some original luster and color around details. XRF: 40.95% copper, 52.56% zinc, 4.30% lead. Pedigreed to the John Adams Collection (with his handwritten tag).

Estimate: $350 - $500