Great Britain, copper alloy Admiral Vernon medal, 1739, Vernon / Porto Bello, ex-Adams, ex-Chao, ex-Ferrari. AC-PBv44NN. 14.57 grams; 38 mm. Dark brass UNC with slight surface porosity on reverse, interesting variety with BY COURAGE AND CONDUCT in exergue. XRF: 41.14% copper, 51.66% zinc, 5.73% lead. Pedigreed to the John Adams Collection (with his handwritten tag) and to the Fernando Chao and Jorge Ferrari Collections.
Estimate: 300 - 450 USD