^Lot 1568 Great Britain, small copper alloy Admiral Vernon medal, 1739, Vernon and Lezo / Porto Bello, ex-Adam

Great Britain, small copper alloy Admiral Vernon medal, 1739, Vernon and Lezo / Porto Bello, ex-Adams. AC-PBvl5D. 6.73 grams; 29 mm. Net XF details with smooth and faintly lustrous fields (probably just weak strike), even brown color, a variety that AC calls "The best executed of the DON / BLASS varieties [that] could only come from a sophisticated shop." XRF: 48.51% copper, 47.98% zinc, 2.95% lead Pedigreed to the John Adams Collection (with his handwritten tag).