지금 보여주기: 라트비아 - 에어메일 (1921 - 1933) - 9 우표.
10. 1월 WM: 2 시트사이즈: 100 절취선: 11½
![[Airmail - Different Watermark, 유형 B3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B3-s.jpg)
![[Airmail - Different Watermark, 유형 B4]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B4-s.jpg)
![[Airmail - Different Watermark, 유형 B5]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/B5-s.jpg)
5. 12월 WM: 2 시트사이즈: 100 절취선: 10¾
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 유형 C]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 유형 C1]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C1-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, 유형 C2]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C2-s.jpg)
9. 12월 WM: 2 시트사이즈: 100 절취선: 10¾
![[Airmail - Imperforated, 유형 C3]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C3-s.jpg)
![[Airmail - Imperforated, 유형 C4]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C4-s.jpg)
![[Airmail - Imperforated, 유형 C5]](https://www.stampworld.com/media/catalogue/Latvia/Airmail/C5-s.jpg)
