現在展示: 拉脫維亞 - 航空郵件 (1921 - 1933) - 9 郵票.
10. January 窗口管理器: 2 紙張規格 : 100 篩孔: 11½
![[Airmail - Different Watermark, 類型 B3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B3-s.jpg)
![[Airmail - Different Watermark, 類型 B4]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B4-s.jpg)
![[Airmail - Different Watermark, 類型 B5]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B5-s.jpg)
5. December 窗口管理器: 2 紙張規格 : 100 篩孔: 10¾
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 類型 C]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 類型 C1]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C1-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 類型 C2]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C2-s.jpg)
9. December 窗口管理器: 2 紙張規格 : 100 篩孔: 10¾
![[Airmail - Imperforated, 類型 C3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C3-s.jpg)
![[Airmail - Imperforated, 類型 C4]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C4-s.jpg)
![[Airmail - Imperforated, 類型 C5]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C5-s.jpg)
現在展示: 拉脫維亞 - 航空郵件 (1921 - 1933) - 9 郵票.
10. January 窗口管理器: 2 紙張規格 : 100 篩孔: 11½
5. December 窗口管理器: 2 紙張規格 : 100 篩孔: 10¾
9. December 窗口管理器: 2 紙張規格 : 100 篩孔: 10¾