Argentina
Visar nu: Argentina - Postfrimärken (1858 - 2025) - 1 frimärken.
1957
Airmail, Inter-American Economic Conference
16. augusti WM: 9 Gravyr: Casa de Moneda S.E., Buenos Aires. Perforering: 13½
![[Airmail, Inter-American Economic Conference, Typ OQ]](https://www.stampworld.com/media/catalogue/Argentina/Postage-stamps/OQ-s.jpg)