Ditunjukkan sekarang: Mexico - Setem-setem rasmi (1930 - 1937) - 1 Setem-setem.
1931
Airmail - Official Stamp of 1930 Surcharged "HABILITADO - Quince centavos"
September WM: 5 Perforasi: 12½
![[Airmail - Official Stamp of 1930 Surcharged "HABILITADO - Quince centavos", jenis Q4]](https://www.stampworld.com/media/catalogue/Mexico/Official-stamps/Q4-s.jpg)
