Ditunjukkan sekarang: Singapura - Setem-setem bayaran pos tertangguh (1970 - 1979) - 2 Setem-setem.
27. March WM: 1 Perforasi: 13½
![[Postage Due Stamps - Different Perforation, jenis A8]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A8-s.jpg)
24. August WM: 1 Perforasi: 13½
![[Postage Due Stamps - Different Perforation, jenis A9]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A9-s.jpg)
Ditunjukkan sekarang: Singapura - Setem-setem bayaran pos tertangguh (1970 - 1979) - 2 Setem-setem.
27. March WM: 1 Perforasi: 13½
24. August WM: 1 Perforasi: 13½
