International Telecommunication Day 1973
Şimdi gösteriyor: Belçika - Posta pulları - 1973 - International Telecommunication Day - 1 pullar.
1973
International Telecommunication Day
12. Mayıs WM: Hiçbiri Tasarım: Kenneth Ponsaers y Leon Janssens. Perforasyon: 11½
![[International Telecommunication Day, tip APY]](https://www.stampworld.com/media/catalogue/Belgium/Postage-stamps/APY-s.jpg)