| 1970 | 1970 | 1970 | 1970 |
 |
 |
 |
 |
| Imperf | Imperf | Imperf | Imperf |
| Stylised Owl | Stylised Owl | Stylised Owl | Stylised Owl |
| 19?? | 19?? | 19?? |
 |
 |
 |
| Sheet | ||
| Stylised Owl | Snowy Owl | Snowy Owl |
| 1996 | 19?? | 19?? |
 |
 |
 |
| Sheet | Sheet | Sheet |
| MS | ||
| Deluxe Sheet | ||
| Short Eared Owl | Snowy Owl | Snowy Owl |
| 1997 | 1997 | 1997 | 1997 |
 |
 |
 |
 |
| Sheet | Imperf | ||
| Barn Owl | Barn Owl | Barn Owl | Barn Owl |
| 1997 | 1997 |
 |
 |
| Imperf | |
| Barn Owl | Barn Owl |
| 2004 | |||||
|
|||||
| Sheet | |||||
| Snowy Owl, Snowy Owl, Snowy Owl, Unidentified Owl & Unidentified Owl |
| 19?? |
 |
| Unidentified Owls |
| 2007 | 2007 | 2007 | 2007 | 2007 | 20?? |
 |
 |
 |
 |
 |
 |
| Sheet | |||||
| Little Owl | Barn Owl | Boreal Owl | Barn Owl | Eagle Owl | Stylized Owl |
