El Salvador
Now showing: El Salvador - Postage stamps (1867 - 2020) - 1 stamps.
1997
International Ozone Layer Day and International American Water Day
28. August WM: None Perforation: 14ΒΌ x 14
![[International Ozone Layer Day and International American Water Day, type ASN]](https://swmedia-4cd6.kxcdn.com/media/catalogue/El-Salvador/Postage-stamps/ASN-s.jpg)
![[International Ozone Layer Day and International American Water Day, type ASO]](https://swmedia-4cd6.kxcdn.com/media/catalogue/El-Salvador/Postage-stamps/ASO-s.jpg)
