拉脱维亚
现在展示： 拉脱维亚 - 航空邮件 (1921 - 1933) - 2 邮票.
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)
10. 一月 窗口管理器: 2 纸张规格 : 100 筛孔: 11½
![[Airmail - Different Watermark, 类型 B3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B3-s.jpg)
![[Airmail - Different Watermark, 类型 B4]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B4-s.jpg)
![[Airmail - Different Watermark, 类型 B5]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B5-s.jpg)
