Now showing: Oman - Postage stamps (1971 - 1979) - 18 stamps.
3. January WM: 1 Design: V. Whiteley Perforation: 14 x 14½
![[International Book Year, type J]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/J-s.jpg)
1. March WM: None Sheetsize: 240 Design: Lewis Morland Perforation: 15 x 14
![[As No. 1-3 - Bars 15 mm Long, type A3]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/A3-s.jpg)
![[As No. 1-3 - Bars 15 mm Long, type A4]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/A4-s.jpg)
![[As No. 1-3 - Bars 15 mm Long, type A5]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/A5-s.jpg)
6. June WM: None Design: Lewis Morland Perforation: 14½ x 13½
![[Muscat & Oman Postage Stamp No. 9 Surcharged, type K]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/K-s.jpg)
1. July WM: None Sheetsize: 120 Design: Lewis Morland Perforation: 15 x 14
![[Muscat & Oman Postage Stamp No. 22 Surcharged, type L]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/L-s.jpg)
23. July WM: 1 Design: Harrison, London Perforation: 14 x 14½
![[Oman Harbours in 1809 - Matrah, type M]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/M-s.jpg)
![[Oman Harbours in 1809 - Matrah, type M1]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/M1-s.jpg)
![[Oman Harbours in 1809 - Matrah, type M2]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/M2-s.jpg)
![[Oman Harbours in 1809 - Matrah, type M3]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/M3-s.jpg)
23. July WM: 1 Design: Harrison, London Perforation: 15 x 14¼
![[Oman Harbours in 1809 - Shinas, type N]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/N-s.jpg)
![[Oman Harbours in 1809 - Shinas, type N1]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/N1-s.jpg)
![[Oman Harbours in 1809 - Shinas, type N2]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/N2-s.jpg)
![[Oman Harbours in 1809 - Shinas, type N3]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/N3-s.jpg)
23. July WM: 1 Design: Harrison, London Perforation: 14½ ¼
![[Oman Harbours in 1809 - Maskat, type O]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/O-s.jpg)
![[Oman Harbours in 1809 - Maskat, type O1]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/O1-s.jpg)
![[Oman Harbours in 1809 - Maskat, type O2]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/O2-s.jpg)
![[Oman Harbours in 1809 - Maskat, type O3]](https://www.stampworld.com/media/catalogue/Oman/Postage-stamps/O3-s.jpg)