现在展示： 斯里兰卡 - （通用）邮票 (1972 - 1979) - 3 邮票.
6. 九月 窗口管理器: 空缺 筛孔: 14½
![[The 20th Commonwealth Parliamentary Conference, Colombo, 类型 M]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/M-s.jpg)
25. 九月 窗口管理器: 空缺 筛孔: 14½
![[The 15th Anniversary of the Death of Prime Minister Bandaranaike, 1899-1959, 类型 N]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/N-s.jpg)
9. 十月 窗口管理器: 空缺 筛孔: 13½
![[The 100th Anniversary of U.P.U., 类型 O]](https://www.stampworld.com/media/catalogue/Sri-Lanka/Postage-stamps/O-s.jpg)
StampWorld
1974
The 20th Commonwealth Parliamentary Conference, Colombo
1974
The 15th Anniversary of the Death of Prime Minister Bandaranaike, 1899-1959
1974
The 100th Anniversary of U.P.U.
