^Lot 1369 Great Britain, medium-sized copper alloy Admiral Vernon medal, Vernon and Brown / Porto Bello, 1739,

Great Britain, medium-sized copper alloy Admiral Vernon medal, Vernon and Brown / Porto Bello, 1739, ex-Adams (Plate). AC-PBvb2D. 33 mm, 10.59 grams. Chocolate-brown, lusterless AU with full details, from a series of dies that make the men look like Siamese twins. XRF: 50.84% copper, 47.40% zinc, 1.5% lead. Pedigreed to the John Adams Collection (with his handwritten tag), plated on page 116 of Medallic Portraits of Admiral Vernon (2010), by Adams and Chao.