| 1967 | 1985 | 1996 |
 |
 |
 |
| Mayan Calendar | Painting Close Up | |
| Sheet | ||
| Imperf | ||
| SG | SG MS1618 | SG BOB |
| Scott 462 | Scott 1029 | Scott 1211 |
| Stylized Owl | Stylized Owl | Pel's Fishing Owl |
| 1997 |
 |
| SG BOB |
| Scott 1277 |
| Akun Eagle Owl, Shelley's Eagle Owl, African Wood Owl, Rufous Fishing Owl, Maned Owl & Sandy Scops Owl |
| 1998 | 1999 | 1999 | 1999 | 1999 |
 |
 |
 |
 |
 |
| SG BOB | SG BOB | SG BOB | SG BOB | SG BOB |
| Scott 1319d & e | Scott 1398 | Scott 1399 | Scott 1402a | Scott 1403c |
| Sheet | MS | MS | ||
| Snowy Owls | Snowy Owl | Barn Owl | Eurasian Eagle Owl | Oriental Bay Owl |
| 1999 | 2000 | 2000 | 2000 |
 |
 |
 |
 |
| SG BOB | SG ? | SG ? | SG ? |
| Scott 1450d | Scott ? | Scott ? | Scott ? |
| MS | MS | MS | |
| Snowy Owl | Barn Owl | Pel's Fishing Owl | Tawny Owl |
| 2000 |
 |
| SG ? |
| Scott ? |
| Stylised Owl |
| 1999 | 2001 | 2003 | 2014 | 2014 |
 |
 |
 |
 |
 |
| SG ? | SG ? | SG ? | SG ? | SG ? |
| Scott ? | Scott ? | Scott ? | Scott ? | Scott ? |
| MS | Sheet | Sheet | ||
| Pearl Spotted Owlet | Elf Owl | Barn Owl | Eurasian Eagle Owl | Spotted Eagle Owl |
| 2004 |
 |
| SG ? |
| Scott ? |
| Pel's Fishing Owl in selvedge |