Stamps, dkgray&brnorg color
1 to 3 of 3
Oman
postage1970, Jun 27 1970 issue unwmk (no perf info)
| - | 40b | dkgray & brnorg | Sultans Crest & Muscat Harbour | — | — |
1971, Jan 16 sultanate issue ovpted
| - | 40b | dkgray & brnorg | ovpt, Sultans Crest & Muscat Harbour | — | — |
1972, Jul 1 ovpted
| - | 25b on 40b | dkgray & brnorg | Sultans Crest & Muscat Harbour | — | — |
1 to 3 of 3