Muri Bhalissa: Gżejjer - Timbri uffiċjali (1975 - 1998) - 2 bolol.
1989
Coral & Queen Elizabeth II - Cook Island Postage Stamps Overprinted "O.H.M.S." and Surcharged
30. May WM: Xejn Perforazzjoni: 14¼ x 13¾
![[Coral & Queen Elizabeth II - Cook Island Postage Stamps Overprinted "O.H.M.S." and Surcharged, Tip AV]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/AV-s.jpg)
1989
Coral & Queen Elizabeth II - Cook Island Postage Stamps Overprinted "O.H.M.S." and Surcharged
12. July WM: Xejn Perforazzjoni: 14¼ x 13¾
![[Coral & Queen Elizabeth II - Cook Island Postage Stamps Overprinted "O.H.M.S." and Surcharged, Tip AW]](https://www.stampworld.com/media/catalogue/Cook-Islands/Official-stamps/AW-s.jpg)