Oil well, ovpt.
93%
| Country: | Argentina |
|---|---|
| Issue: | Official |
| Date: | 1951-01-01 |
| Paper: | English, vertically laid |
| Print: | Offset lithography |
| Size: | 25 x 37 |
| Perforation: | 13 x 13¼ |
| Emission: | Official |
| Format: | Stamp |
| Face Value: | 50 Argentine centavo |