El Salvador
Visar nu: El Salvador - Postfrimärken (1867 - 2020) - 2 frimärken.
1971
Airmail - The 2nd International Music Festival, San Salvador
22. februari WM: Inga Perforering: 13½
1973
Airmail - The 3rd International Music Festival - Issue of 1971 Overprinted "III festival Internacional de Musica 9 - 25 Febrero - 1973"
5. februari WM: Inga Perforering: 13½