| Image Thumbs | |
| Cert Num | 1357389 |
| Cert Date | 2019-03-18 |
| Catalog Number | O60 |
| Country | USA |
| Year | 1873 |
| Denom | 6c |
| Color | Dark green |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, horizontal pair. |
| Cert Link | http://psestamp.com/Cert/1357389 |