International writing week
83%
| Country: | Thailand |
|---|---|
| Issue: | Int. Letter Wrinting Week |
| Date: | 1967-10-08 |
| Size: | 50 x 30 |
| Perforation: | 13½ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 2 Thai baht |