BOLIVIA, Potosí, cob 8 reales, Philip IV, assayer P (1620s), quadrants of cross transposed, "flat" lions. S-P23; KM-19; Cal-Type 327. 26.30 grams. Crude XF piece though with 162 of date visible (possibly 16ZIII), nearly complete shield (natural divot at upper left) with bold assayer to left and doubled denomination to right, full but weak cross, dark-stained surfaces with rusty encrustation.