Bolivia, Philip IV, 8-Reales, 1652, Potosi, assayer E, 24.og., crowned flat-topped shield dividing AP8/O E (52) vertically, rev. crowned pillars of Hercules dividing E-8-IIII/PLV-SUL-TRA/E-52-E, large crown dividing two pellets above, (CT.429), fine/good fine, extremely rare