現在展示： 薩爾瓦多 - （通用）郵票 (1920 - 1929) - 2 郵票.
1928
Industrial Exhibition - No. 491 Surcharged & Overprinted "Exposicion Santaneca - Julio de 1928"
17. July 窗口管理器: 空缺 篩孔: 12
![[Industrial Exhibition - No. 491 Surcharged & Overprinted "Exposicion Santaneca - Julio de 1928", 類型 DK1]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/DK1-s.jpg)
![[No. 489 Surcharged in Red, 類型 DI1]](https://www.stampworld.com/media/catalogue/El-Salvador/Postage-stamps/DI1-s.jpg)
