El Salvador
Viser nu El Salvador - Post frimærker (1867 - 2020) - 2 frimærker.
1979
The 100th Anniversary of U.P.U. Membership
2. april VM: Ingen Perforeringer: 14
1979
Airmail - The 100th Anniversary of U.P.U. Membership
2. april VM: Ingen Perforeringer: 14