Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany 1973
Zobrazujú sa: Mongolsko - Poštové známky - 1973 - Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany - 1 známky.
1973
Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany
15. apríl WM: nikto Perforácia: 12½
![[Airmail - International Stamp Exhibition "IBRA '73" - Munich, Germany, typ ]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/0780-b.jpg)
