National Day 1990
Now showing: Oman - Postage stamps - 1990 - National Day - 2 stamps.
18. November WM: None Sheetsize: 2 Design: Mohamed bin Nizam Shah & Mahmoud Roushdy Perforation: 11¾
![[National Day, type ]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/0235-b.jpg)
Now showing: Oman - Postage stamps - 1990 - National Day - 2 stamps.
18. November WM: None Sheetsize: 2 Design: Mohamed bin Nizam Shah & Mahmoud Roushdy Perforation: 11¾
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