Zobrazujú sa: Nikaragua - Oficiálne známky (1890 - 1961) - 3 známky.
1929
Airmail
6. august WM: nikto Perforácia: 12
![[Airmail, typ AI]](https://www.stampworld.com/media/catalogue/Nicaragua/Official-stamps/AI-s.jpg)
1929
Airmail - Official Stamps of 1927 Overpinted "Correo Aereo"
15. september WM: nikto Perforácia: 12
![[Airmail - Official Stamps of 1927 Overpinted "Correo Aereo", typ AJ1]](https://www.stampworld.com/media/catalogue/Nicaragua/Official-stamps/AJ1-s.jpg)
