Ditunjukkan sekarang: El Salvador - Setem-setem bayaran pos (1867 - 2024) - 2 Setem-setem.
1928
Industrial Exhibition - No. 491 Surcharged & Overprinted "Exposicion Santaneca - Julio de 1928"
17. July WM: Tiada Perforasi: 12
![[Industrial Exhibition - No. 491 Surcharged & Overprinted "Exposicion Santaneca - Julio de 1928", jenis DK1]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/DK1-s.jpg)
1928
No. 489 Surcharged in Red
WM: Tiada Perforasi: 12
![[No. 489 Surcharged in Red, jenis DI1]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/DI1-s.jpg)
