Mi.Nr:648(20Cent on 23Cent)
50%
| Country: | Colombia |
|---|---|
| Issue: | Freestamps from Before with Overprint |
| Date: | 1959-03-11 |
| Perforation: | 12½ |
| Emission: | Definitive |
| Format: | Stamp |
| Face Value: | 20 Colombian centavo |