El Salvador
Viser nu El Salvador - Post frimærker (1867 - 2020) - 2 frimærker.
1976
The 10th Anniversary of Central Inter-American Tax-collectors Association
18. maj VM: Ingen Perforeringer: 12¾
1976
Airmail - The 10th Anniversary of Central Inter-American Tax-Collectors Association
18. maj VM: Ingen Perforeringer: 12¾