| Image Thumbs | |
| Cert Num | 1280517 |
| Cert Date | 2014-03-18 |
| Catalog Number | 156 |
| Country | USA |
| Year | 1873 |
| Denom | 1c |
| Color | Ultramarine |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, bottom left corner margin block of twelve (4x3), position 11 with a natural gum skip. |
| Cert Link | http://psestamp.com/Cert/1280517 |