^Lot 1132 Great Britain, small copper alloy Admiral Vernon medal, 1739, Vernon and ship and cannon / Porto Bel

Great Britain, small copper alloy Admiral Vernon medal, 1739, Vernon and ship and cannon / Porto Bello, ex-Adams (plate). AC-PBvi15U. 4.27 grams; 27 mm. XF with some crusty spots, typical color despite a fairly high level of tungsten content, scarce variety with only five examples reported in Adams-Chao. XRF: 40.79% copper, 46.76% zinc, 7.83% lead, 3.41% tungsten. Pedigreed to the John Adams Collection (with his handwritten tag), plated on page 100 of Medallic Portraits of Admiral Vernon (2010), by Adams and Chao.