|
   
  
| 1978 |
1982 |
1988 |
 |
 |
 |
| SG 555 |
SG BoB |
SG 1030 |
| Scott 384A |
Scott |
Scott 755 |
|
Imperf |
|
|
| SG 560/Scott ? -
MS |
|
|
| Unidentified Owl |
Stylized Owl |
Ferruginous Pygmy Owl |
| 2001 |
2001 |
 |
 |
|
Imperf |
Imperf |
|
Northern Long Eared Owl, Great Horned Owl, Eastern Screech Owl,
Tawny Owl, Little Owl, Barn Owl, Barn Owl, Barn Owl & African Grass
Owl |
Barn Owl, Brown Wood Owl, Australasian Grass Owl, Unidentified
Owl, Great Grey Owl, Short Eared Owl, Brown Fish Owl, Snowy Owl &
Eurasian Eagle Owl |
| 2001 |
2001 |
 |
 |
|
Imperf |
Imperf |
|
Long Eared Owl & Unidentified Owl |
Barn Owl & Unidentified Owl |
| 2001 |
2001 |
 |
 |
|
Imperf |
Imperf |
|
Northern Long Eared Owl, Great Horned Owl & Eastern Screech Owl |
Tawny Owl, Little Owl & Barn Owl |
| 2001 |
2001 |
 |
 |
|
Imperf |
Imperf |
|
Barn Owl, Barn Owl & African Grass Owl |
Barn Owl, Brown Wood Owl & Australasian Grass Owl |
| 2001 |
2001 |
 |
 |
|
Imperf |
Imperf |
|
Unidentified Owl, Great Grey Owl & Short Eared Owl |
Brown Fish Owl, Snowy Owl & Eurasian Eagle Owl |
| 2004 |
2004 |
 |
 |
|
Imperf |
Imperf |
| Barn Owl, Eurasian Eagle Owl,
Unidentified Owl, Unidentified Owl, Barn Owl & Unidentified
Owl |
Barn Owl & Burrowing Owl |
| 2005 |
2005 |
 |
 |
|
Imperf |
Imperf |
| Great Horned Owl, Barred Owl, Barn
Owl, Elf Owl, Snowy Owl & Northern Hawk Owl |
Pearl Spotted Owlet |
| 2005 |
2005 |
 |
 |
| Great Horned Owl & Barred Owl |
Barred Owl & Barn Owl |
| 2005 |
2005 |
 |
 |
| Barn Owl & Northern Hawk Owls |
Northern Hawk Owl & Snowy Owls |
| 2005 |
2005 |
 |
 |
| Snowy Owl & Elf Owls |
Elf Owl & Great Horned Owls |
| 2005 |
2005 |
 |
 |
| Silver Stamp |
Gold Stamp |
|
Imperf |
Imperf |
| Unidentified Owl |
Unidentified Owl |
| 2005 |
2005 |
 |
 |
| Silver Stamps |
Gold Stamps |
|
Imperf |
Imperf |
| Snowy Owl, Unidentified Owl &
Unidentified Owl |
Snowy Owl, Unidentified Owl &
Unidentified Owl |
| 2005 |
2005 |
 |
 |
|
Imperf |
Imperf |
| Unidentified Owls |
Great Horned Owl, Great Grey Owl, Barn
Owl & Eagle Owl |
| 2005 |
2005 |
 |
 |
| Unidentified Owl |
Unidentified Owl |
| 2005 |
2005 |
 |
 |
| Unidentified Owl |
Unidentified Owl |
| 2005 |
2005 |
 |
 |
| Unidentified Owl |
Unidentified Owl |
| 2007 |
2007 |
 |
 |
| Tawny Owl |
Barn Owl |
| 2007 |
2007 |
 |
 |
| Tawny Owl |
Barn Owl & Great Horned Owl |
| 2007 |
 |
|
Imperf |
| Tawny Owl & Great Horned Owl |
| 2007 |
2007 |
 |
 |
| Tawny Owl |
Barn Owl |
| 2007 |
 |
|
Imperf |
| Long Eared Owl & Unidentified Owls |
| 2007 |
 |
|
Imperf |
| Tawny Owl, Eagle Owl & Unidentified
Owls |
| 2007 |
2007 |
2007 |
2007 |
 |
 |
 |
 |
| Snowy Owl |
Snowy Owl |
Snowy Owl |
Snowy Owl |
| 2007 |
2007 |
 |
 |
| Snowy Owl |
Snowy Owl |
| 2007 |
2007 |
2008 |
2009 |
 |
 |
 |
 |
|
MS |
|
MS |
MS |
|
Imperf |
|
Imperf |
|
| Eagle Owl |
Eagle Owl |
Snowy Owl |
Euler is Owl in German |
| 2007 |
2007 |
 |
 |
| Eagle Owl |
Eagle Owl |
| 2008 |
2008 |
 |
 |
| Pearl Spotted Owlet |
Verreaux's Eagle Owl |
| 2008 |
2008 |
 |
 |
| Pearl Spotted Owlet |
Verreaux's Eagle Owl |
| 2008 |
 |
|
Imperf |
| Barn Owl, Verreaux's Eagle Owl & Pearl
Spotted Owl |
| 2008 |
 |
|
Imperf |
| Eagle Owl, Spotted Owl, Eastern
Screech Owl, Snowy Owl & Australian Masked Owl |
| 2008 |
2008 |
 |
 |
| Eagle Owl & Eastern Screech owl |
Spotted Owl & Snowy Owl |
| 2008 |
2008 |
 |
 |
| Eastern Screech Owl & Eagle Owl |
Snowy Owl & Spotted Owl |
| 2008 |
2009 |
 |
 |
|
SG |
SG |
|
Scott |
Scott |
|
Euler means owl in German |
Euler means owl in German |
| 2008 |
2009 |
 |
 |
|
Imperf |
Imperf |
| Eastern Screech Owl, Little Owl &
Boreal Owl |
Snowy Owl |
| 2010 |
2010 |
 |
 |
| Pacific Screech Owl,
Striped Owl, Spectacled Owl, Barn Owl, Ashy-faced Owl
& Balsas Screech Owl |
Eastern Screech Owl, Barred Owl &
Eastern Screech Owl |
| 2010 |
2010 |
 |
 |
| Pacific Screech Owl
& Eastern Screech Owl |
Striped Owl & Barred Owl |
| 2010 |
2010 |
 |
 |
| Spectacled Owl &
Striped Owl |
Barn Owl & Spectacled Owl |
| 2010 |
2010 |
 |
 |
| Ashy-faced Owl
& Barn Owl |
Balsas Screech Owl & Ashy-faced Owl |
| 2011 |
2011 |
 |
 |
| Eurasian Scops Owl, Tawny
Owl, Little Owl, Pygmy Owl & Boreal Owl |
Northern Hawk Owl, Short Eared Owl,
Long Eared Owl & Northern Hawk Owl |
| 2011 |
2012 |
 |
 |
| Short Eared Owl, Eagle Owl, Indian
Eagle Owl, Sokoke Scops Owl & Northern Saw-Whet Owl
|
Spotted-bellied Eagle Owl, Eastern
Grass Owl, Laughing Owl & Eagle Owl
|
| 2012 |
2013 |
 |
 |
| Lesser Sooty Owl & Laughing Owl |
Northern Hawk Owl, Great Horned Owl,
Barred Owl, Northern Hawk Owl & Northern Saw Whet Owl |
| 2013 |
2013 |
 |
 |
| Great Horned Owl, Burrowing Owl,
Little Owl, Burrowing Owl & Barn Owl |
Snowy Owl & Great Gray Owl |
| 2013 |
2014 |
2015 |
 |
 |
 |
|
Sheet |
Sheet |
Sheet |
| Greater Sooty Owl & Spectacled Owl |
Flores Scops Owl |
Barred Owl |
| 2014 |
2014 |
 |
 |
| Barn Owl, Barred Owl, Great Horned Owl
& Long Eared Owl |
Great Horned Owl & Long Eared Owl |
| 2014 |
2014 |
 |
 |
| Northern White Faced Owl,
African Wood Owl, African Scops Owl, Greyish Eagle Owl &
Barn Owls |
Barn Owls, Pel's Fishing Owl &
Eurasian Scops Owl |
| 2014 |
 |
| Great Horned Owl |
| 2014 |
2014 |
 |
 |
| Great Grey Owl, Barn Owl,
Greyish Eagle Owl & Spotted Bellied Eagle Owl |
Snowy Owls & Eurasian Eagle Owl |
| 2015 |
2015 |
 |
 |
| Snowy Owls, Burrowing Owl,
Oriental Bay Owl, Barn Owl & Snowy Owl |
Northern Hawk Owl & Fraser's Eagle Owl |
|
