Ora in esposizione: Lettonia - Posta Aerea (1921 - 1933) - 9 francobolli.
10. Gennaio WM: 2 Dimensioni del foglio: 100 Dentellatura: 11½
![[Airmail - Different Watermark, Scrivi B3]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/B3-s.jpg)
![[Airmail - Different Watermark, Scrivi B4]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/B4-s.jpg)
![[Airmail - Different Watermark, Scrivi B5]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/B5-s.jpg)
5. Dicembre WM: 2 Dimensioni del foglio: 100 Dentellatura: 10¾
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, Scrivi C]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, Scrivi C1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C1-s.jpg)
![[Airmail - Not Issued Stamps Overprinted "LATVIJAS AIZSARGI" & Surcharged, Scrivi C2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C2-s.jpg)
9. Dicembre WM: 2 Dimensioni del foglio: 100 Dentellatura: 10¾
![[Airmail - Imperforated, Scrivi C3]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C3-s.jpg)
![[Airmail - Imperforated, Scrivi C4]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C4-s.jpg)
![[Airmail - Imperforated, Scrivi C5]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Latvia/Airmail/C5-s.jpg)
