| Image Thumbs | |
| Cert Num | 1333700 |
| Cert Date | 2017-08-25 |
| Catalog Number | 18 |
| Country | USA |
| Year | 1861 |
| Denom | 1c |
| Color | Blue |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, block of four, pos 25-26, 35-36, the top stamps a double transfer variety. |
| Cert Link | http://psestamp.com/Cert/1333700 |