Ora in esposizione: Messico - Timbri Ufficiali (1930 - 1937) - 6 francobolli.
30. Gennaio WM: 5 Dentellatura: 12
![[Airmail - Aviation Week Postage Stamps of 1929 Overprinted "OFICIAL", Scrivi P]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/P-s.jpg)
![[Airmail - Aviation Week Postage Stamps of 1929 Overprinted "OFICIAL", Scrivi P1]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/P1-s.jpg)
Maggio WM: 5 Dentellatura: 12
![[Airmail - Airplane Over Mexico City - Inscription "OFICIAL", Scrivi Q]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/Q-s.jpg)
![[Airmail - Airplane Over Mexico City - Inscription "OFICIAL", Scrivi Q1]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/Q1-s.jpg)
![[Airmail - Airplane Over Mexico City - Inscription "OFICIAL", Scrivi Q2]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/Q2-s.jpg)
![[Airmail - Airplane Over Mexico City - Inscription "OFICIAL", Scrivi Q3]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/Q3-s.jpg)
