International Stamp Exhibition "Praga '88" - Prague, Czech Republic 1988
Rāda: Mongolija - Pastmarkas - 1988 - International Stamp Exhibition "Praga '88" - Prague, Czech Republic - 1 marka.
1988
International Stamp Exhibition "Praga '88" - Prague, Czech Republic
15. marts SV: Neviens Perforēšana: 14
![[International Stamp Exhibition "Praga '88" - Prague, Czech Republic, veids ]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/1958-b.jpg)
