Helsinki Pact Civic Gathering, Prague 1990
Menampilkan: Cekoslowakia - Prangko - 1990 - Helsinki Pact Civic Gathering, Prague - 1 prangko.
1990
Helsinki Pact Civic Gathering, Prague
15. Oktober WM: Tiada Desain: V. Kovařík Ukiran: J. Herčík Perforasi: 12 x 11½
![[Helsinki Pact Civic Gathering, Prague, Tipe CRQ]](https://www.stampworld.com/media/catalogue/Czechoslovakia/Postage-stamps/CRQ-s.jpg)
