| 1967 | 1980 | 1992 | 2004 | 2008 |
 |
 |
 |
 |
 |
| SG | SG 743 | SG 1131 | SG ? | SG ? |
| Scott | Scott 452 | Scott 750 | Scott 1063 | Scott |
| Mayan Calendar | SG MS1132/Scott 753a - MS |
|
MS | |
| Imperf | Imperf | Imperf | ||
| Stylized Owl | Pel's Fishing Owl | African Owl | Unidentified Owl | Unidentified Owl |
| 2010 |
 |
| SG ? |
| Scott |
| Close Up |
| Imperf |
| Stylized Owl |
