| URUGUAY | 1948 (10 May) Mont - USA, PA, Hamburg (14-15 May) Registered air multifkd color comercial illustrated envelope at 28c rate + tied R-label. |
U$ | 28 |
| URUGUAY | 1948 (10 May) Mont - USA, PA, Hamburg (14-15 May) Registered air multifkd color comercial illustrated envelope at 28c rate + tied R-label. |
U$ | 28 |