Now showing: Oman - Postage stamps (1990 - 1999) - 7 stamps.
29. January WM: None Sheetsize: 50 Design: Mohmoud Roushdy Perforation: 13½ x 13¾
![[Inauguration of Omani-French Museum, Muscat, type ]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/0242-b.jpg)
23. March WM: None Sheetsize: 50 Design: Mohmoud Roushdy Engraving: Oriental Press. Bahrain. Perforation: 14½
![[World Meteorological Day, type GZ]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/GZ-s.jpg)
5. June WM: None Sheetsize: 50 Design: Mohmoud Roushdy Perforation: 13¼ x 14¼
![[World Environment Day, type HA]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/HA-s.jpg)
26. September WM: None Sheetsize: 50 Design: Mohamed bin Nizam Shah & Mohmoud Roushdy Perforation: 13½ x 13¾
![[Welfare of Handicapped Children, type HB]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/HB-s.jpg)
10. October WM: None Sheetsize: 50 Design: Mohmoud Roushdy Engraving: Courvoisier. Perforation: 14½
![[Publication of Sultan Qabus' "Encyclopedia of Arab Names", type HC]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/HC-s.jpg)
18. November WM: None Sheetsize: 50 Design: Mohmoud Roushdy Perforation: 13¼ x 13¾
![[National Day and Industry Year, type HD]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/HD-s.jpg)
![[National Day and Industry Year, type HE]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/HE-s.jpg)
