| Image Thumbs | |
| Cert Num | 1317728 |
| Cert Date | 2016-06-29 |
| Catalog Number | 1811a |
| Country | USA |
| Year | 1980 |
| Denom | 1c |
| Color | Dark blue on greenish |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, imperf coil pair. |
| Cert Link | http://psestamp.com/Cert/1317728 |