Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon and Fort Chagre / Porto Bello, ex-Adams. AC-FCv1A. 16.29 grams; 40 mm. Choice AU with traces of luster but also minor oxidation in some crevices, same variety as the record-setting ex-Ford gilt piece we hammered last year for $20,000 that Adams-Chao speculates was a specimen striking. XRF: 40.24% copper, 53.40% zinc, 4.67% lead. Pedigreed to the John Adams Collection (with his handwritten tag).
Estimate: 300 - 450 USD