Scotland, renfrewshire, Greenock, J. McK[——], a BOLIVIA, Charles IIII, 8 Réales, 1808pj, Potosí, obv. countermarked j·mck & son greenock around 4/6, 26.67g/12h (Manville 58, this coin not listed; KM. CC57). Coin fine, countermark very fine £500-700

Provenance: Bt L. Sverdloff