International Exhibition of Communication 1977
Zobrazujú sa: Berlín - Poštové známky - 1977 - International Exhibition of Communication - 1 známky.
Zobrazujú sa: Berlín - Poštové známky - 1977 - International Exhibition of Communication - 1 známky.
![[International Exhibition of Communication, typ PQ]](https://www.stampworld.com/media/catalogue/Berlin/Postage-stamps/PQ-s.jpg)
