Advice of receipt for publication, sent from B.Aires to the Intl. Labour Organization in Switzerland in MAR/1941, by the Faculty of Law and Social Sciencies of La Plata (Image)

Fragment of a memorandum used in Buenos Aires on 2/AU/1924, franked with 5c. (GJ.483), with control mark in violet (Image)

Cover sent from Curuzú Cuatiá to Mercedes on 25/JA/1959, franked with 40c., including the 20c. Brown with handstamped overprint in blue (Image)