지금 보여주기: 싱가포르 - 부족 요금 우표 (1968 - 1997) - 2 우표.
1973
Postage Due Stamps - Different Perforation
27. 3월 WM: 1 절취선: 13½
![[Postage Due Stamps - Different Perforation, 유형 A8]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A8-s.jpg)
1973
Postage Due Stamps - Different Perforation
24. 8월 WM: 1 절취선: 13½
![[Postage Due Stamps - Different Perforation, 유형 A9]](https://www.stampworld.com/media/catalogue/Singapore/Postage-due-stamps/A9-s.jpg)
