| Image Thumbs | |
| Cert Num | 1357330 |
| Cert Date | 2019-03-05 |
| Catalog Number | O86 |
| Country | USA |
| Year | 1873 |
| Denom | 6c |
| Color | Rose |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four with natural gum skips. |
| Cert Link | http://psestamp.com/Cert/1357330 |