Watch List notes:

Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon and ship and cannon / Porto Bello, ex-Adams. AC-PBvi17X. 11.28 grams; 37 mm. Dark UNC with traces of lighter luster around the sharp details, dentillated rims, higher tungsten content than most, scarce variety (only three reported in Adams-Chao). XRF: 40.07% copper, 51.41% zinc, 6.04% lead, 1.13% tungsten. Pedigreed to the John Adams Collection (with his handwritten tag).


Estimate: 300 - 450 USD