University of Salamanca
56%
| Country: | Colombia |
|---|---|
| Issue: | University of Salamanca, 7th centenary |
| Date: | 1955-11-29 |
| Print: | Recess |
| Perforation: | 13 |
| Emission: | Express |
| Format: | Stamp |
| Face Value: | 20 Colombian centavo |