Argentina 1881 - Banco de la Provincia de Buenos Aires 2 Pesos Oro Proof (Pick S536fp)
As a period ABNC India-paper proof, this piece captures the engraving exactly as it existed on the master plate before tint stones, serialing, or final production adjustments. Such proofs were archived by both the printer and the bank, used as reference material, and later preserved in private collections after the dispersal of ABNC archives. Survival of a single proof of this denomination-especially at PMG 64 Top Pop-marks it as a museum-grade artifact documenting the peak of American engraving influence in South America and the early evolution of Argentina's 'Pesos Oro' monetary standard. Read more →