Tchécoslovaquie
Montre maintenant: Tchécoslovaquie - Timbres-Poste (1918 - 1992) - 1 Timbres-poste.
1973
Telecommunications Anniversaries
1. mai WM: Aucun Modèle: F. Hudeček Gravure: J. Herčík, M. Ondráček Perforation: 11½ x 11¼
![[Telecommunications Anniversaries, type BHY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BHY-s.jpg)
![[Telecommunications Anniversaries, type BHZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BHZ-s.jpg)
![[Telecommunications Anniversaries, type BIA]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/BIA-s.jpg)