Praegu kuvatakse: Belgia - Raudtee pakiposti margid (1930 - 1939) - 5 margid.
1939
International Railroad Congress
6. juuli WM: mitte ükski Gravüür: Jean De Bast perforatsioon: 11½
![[International Railroad Congress, Tüüp R]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R-s.jpg)
![[International Railroad Congress, Tüüp R1]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R1-s.jpg)
![[International Railroad Congress, Tüüp R2]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R2-s.jpg)
![[International Railroad Congress, Tüüp R3]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R3-s.jpg)
![[International Railroad Congress, Tüüp R4]](https://www.stampworld.com/media/catalogue/Belgium/Railway-parcelpost-stamps/R4-s.jpg)
