^Lot 1128 Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon and ship and cannon / Porto Bello, ex

Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon and ship and cannon / Porto Bello, ex-Adams, ex-Chao, ex-Ferrari. AC-PBvi10K. 16.50 grams; 41 mm. Choice copper color (more copper content than most), with sharp design and bold strike, AU with light scratches behind Vernon's head, scarce variety (only eleven examples reported in Adams-Chao). XRF: 72.99% copper, 20.36% zinc, 4.53% lead. Pedigreed to the John Adams Collection (with his handwritten tag) and to the Fernando Chao and Jorge Ferrari Collections.