| 2000 |
 |
| Imperf |
| Snowy Owl & Unidentified Owls in selvedge |
| 2004 |
 |
| Imperf |
| Unidentified Owls |
| 2006 | 2006 | 2010 |
 |
 |
 |
| MS | MS | Sheet |
| Imperf | Imperf | Imperf |
| Stylised Owl | Stylised Owl | Stylised Owl |
| 2007 |
 |
| Laughing Owl & Great Grey Owls |
| 2009 |
 |
| Unidentified Owls |
| 2009 |
 |
| Unidentified Owls |
| 2010 | 2010 | 2010 | 2010 | 2010 |
 |
 |
 |
 |
 |
| Sheet | Sheet | Sheet | ||
| Stylized Owl | Spotted Owl | Snowy Owl | Great Horned Owl | Screech Owl |
| 2010 | 2011 | 2011 | 2011 | 2011 |
 |
 |
 |
 |
 |
| Sheet | Sheet | Sheet | Sheet | Sheet |
| Sheet | ||||
| Barn Owl | Little Owl | Common Scops Owl | Great Horned Owl | Barn Owl |
| 2011 | 2014 |
 |
 |
| Imperf | |
| Sheet Imperf | |
| Unidentified Owls | Unidentified Owls |
| 2011 | 2011 |
 |
 |
| Sheet | Sheet |
| Eagle Owl | Eagle Owl |
