Oman
Visar nu: Oman - Postfrimärken (1971 - 2024) - 1 frimärken.
1990
Omani Ophiolite Symposium
22. april WM: Inga storlek på arket: 50 Design: Mahmoud Roushdy Perforering: 11¼ x 11¾
![[Omani Ophiolite Symposium, Typ GP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Oman/Postage-stamps/GP-s.jpg)
![[Omani Ophiolite Symposium, Typ GP1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Oman/Postage-stamps/GP1-s.jpg)
