^Lot 210 BOLIVIA, Potosí, cob 8 reales, 1650 O, with crowned-•F• countermark (two dots) on

BOLIVIA, Potosí, cob 8 reales, 1650 O, with crowned-•F• countermark (two dots) on shield. S-P35; KM-19b; Cal-1488. 27.27 grams. Broad flan with no corrosion but two edge-splits, nearly full countermark in center of full shield with assayer visible on both sides, full cross despite flat spots with bold 0 of date in legend, attractively toned. With original certificate hand-signed by Joel Ruth and Lou Ullian. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador