Polen
Viser nu Polen - Post frimærker (1860 - 2024) - 1 frimærker.
1977
The National Philatelic Exhibition in Sieradz commemorating the 60th Anniversary of the October Revolution and the 20th Anniversary of Space Conquest
1. oktober VM: Ingen Arkstørrelse: 15 / 3 (blok) Design: Z. Stasik Perforeringer: 11:11½
![[The National Philatelic Exhibition in Sieradz commemorating the 60th Anniversary of the October Revolution and the 20th Anniversary of Space Conquest, type CBK]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Poland/Postage-stamps/CBK-s.jpg)
