Stamps commemorating one hundred years of Argentine postage stamps. The stamps feature 1 real stamps from Corrientes Province (No.1, 1856, and No. 6, 1857), and Dr. Juan Gregorio Pujol (1817–1861), Governor of Corrientes. Also included is a souvenir sheet, issued for EXFICEC 1956 held in Buenos Aires from 12–21 October 1956.
Argentina