Tanzania
Viser nå: Tanzania - Portofrimerker (1967 - 1990) - 5 frimerker.
3. January VM: Ingen Perforering: 14 x 13½
19. December VM: Ingen Perforering: 14 x 15
12. December VM: Ingen Perforering: 15
31. July VM: Ingen Perforering: 14
VM: Ingen Perforering: 15 x 14¼