Monday, December 10, 1990 Seychelles will issue: Stamp "Beach" face value 3, Stamp "Geological map" face value 10,
| Country: | Seychelles |
|---|---|
| Issue: | Indian Ocean Regional Seminar on Petroleum Exploration |
| Date: | 1990-12-10 |
| Print: | Unknown |
| Perforation: | 14¼ x 14½ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 3 Seychellois rupee |
| Country: | Seychelles |
|---|---|
| Issue: | Indian Ocean Regional Seminar on Petroleum Exploration |
| Date: | 1990-12-10 |
| Print: | Unknown |
| Perforation: | 14¼ x 14½ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 10 Seychellois rupee |