< Back to results 1951 - Argentina Helio-Vaugirard Proof of the 1910 12c Congress Building
1951 - Argentina Helio-Vaugirard Proof of the 1910 12c Congress Building with inscription, 'L'Argentine et le Timbre-poste' at left and "Helio-Vaugirard - 1951" at bottom right. Fine.