|
   
  
| 1977 |
1989 |
 |
 |
| |
Imperf |
| |
Close Up |
| SG MS1194 |
SG MS2045 |
| Scott C305a |
Scott 1512 |
| Stylised Owl |
Stylized Owl |
| 1990 |
1990 |
 |
 |
| SG 2073 |
SG 2077 |
| Scott 1553 |
Scott 1557 |
|
Imperf |
Imperf |
| Barn Owl |
White Faced Scops Owl |
| 1995 |
 |
| SG 2141 |
| Scott 1621A |
| Barn Owl |
| 2010 |
 |
|
Imperf |
| SG |
| Scott |
| African Scops Owl, Verreaux's
Eagle Owl, Pel's Fishing Owl & African Wood Owl |
| 2010 |
2011 |
 |
 |
|
Imperf |
Imperf |
| SG |
SG |
| Scott |
Scott |
| Barn Owl, Marsh Owl & Pearl
Spotted Owlet |
Snowy Owl |
| 2011 |
2011 |
 |
 |
|
Imperf |
Imperf |
| SG |
SG |
| Scott |
Scott |
| Barn Owl, Eagle Owl, Northern Hawk
Owl & Snowy Owl |
Indian Eagle Owl, Long Eared Owl,
Little Owl, Great Horned Owl, Elf Owl & Great Grey Owl |
| 2011 |
2011 |
 |
 |
|
Imperf |
|
| SG |
SG |
| Scott |
Scott |
| Snowy Owl |
African Grass Owl, African Wood
Owl, Verreaux's Eagle Owl & Southern White Faced Owl |
| 2011 |
 |
| SG |
| Scott |
| Pharaoh Eagle Owl, African Grass
Owl, Barn Owl, Pernambuco Pygmy Owl & Long Eared Owl |
|
