Сега показвам: Белгия - Железопътна колетна служба марки (1879 - 2000) - 5 марки.
1939
International Railroad Congress
6. Юли воден знак: Никой Гравиране: Jean De Bast Пробиване: 11½
![[International Railroad Congress, тип R]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R-s.jpg)
![[International Railroad Congress, тип R1]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R1-s.jpg)
![[International Railroad Congress, тип R2]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R2-s.jpg)
![[International Railroad Congress, тип R3]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R3-s.jpg)
![[International Railroad Congress, тип R4]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R4-s.jpg)
