MEXICO. Banco Nacional De Mexico. 100 Pesos, ND (ca. 1913). P-S261As. Specimen. PMG Choice Uncirculated 64. Printed by ABNC. Eagle at right with "100" counter at left and bank name above. The guilloche and underprint are comprised of eye catching green, blue and brown inks. One of just four example graded by PMG for the variety. PMG comments "Closed Pinholes." PMG Pop 1/2 Finer.