拉脱维亚
1930-1933现在展示： 拉脱维亚 - 航空邮件 (1921 - 1929) - 7 邮票.
30. 七月 窗口管理器: 1 纸张规格 : 120 筛孔: 111/1-11½
![[Airmail, 类型 A]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/A-s.jpg)
![[Airmail, 类型 A1]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/A1-s.jpg)
30. 七月 窗口管理器: 1 纸张规格 : 120 筛孔: Imperforated
![[Airmail - Imperforated, 类型 A2]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/A2-s.jpg)
![[Airmail - Imperforated, 类型 A3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/A3-s.jpg)
28. 四月 窗口管理器: 1 纸张规格 : 100 筛孔: 11½
![[Airmail - Values in Santimu, 类型 B]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B-s.jpg)
![[Airmail - Values in Santimu, 类型 B1]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B1-s.jpg)
![[Airmail - Values in Santimu, 类型 B2]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B2-s.jpg)
