Näytetään: Oman - Postimaksumerkit (1971 - 1979) - 7 postimerkit.
6. tammikuu VM: 2 Arkkikoko: 50 Design: Harrison, London Perforaatio: 14
![[The 30th Anniversary of UNESCO Campaign - "Save Mohenjo Daro" 1976, tyyppi AL]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AL-s.jpg)
4. huhtikuu VM: 2 Arkkikoko: 50 Design: V. Whiteley Perforaatio: 12
![[The 25th Anniversary of Arab Postal Union, tyyppi AM]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AM-s.jpg)
![[The 25th Anniversary of Arab Postal Union, tyyppi AM1]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AM1-s.jpg)
18. marraskuu VM: 2 Arkkikoko: 50 Design: V. Whiteley Perforaatio: 13¾
![[National Day, tyyppi AN]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AN-s.jpg)
![[National Day, tyyppi AO]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AO-s.jpg)
![[National Day, tyyppi AP]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AP-s.jpg)
![[National Day, tyyppi AQ]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/AQ-s.jpg)
