A mostrar agora: Singapura - Selos postais devidos (1968 - 1997) - 2 selos.
1973
Postage Due Stamps - Different Perforation
27. Março WM: 1 Perfuração: 13½
![[Postage Due Stamps - Different Perforation, Tipo A8]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A8-s.jpg)
1973
Postage Due Stamps - Different Perforation
24. Agosto WM: 1 Perfuração: 13½
![[Postage Due Stamps - Different Perforation, Tipo A9]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A9-s.jpg)
