| Image Thumbs | |
| Cert Num | 1329619 |
| Cert Date | 2017-03-14 |
| Catalog Number | 190 |
| Country | USA |
| Year | 1879 |
| Denom | 30c |
| Color | Full black |
| Grade | Ungraded |
| Description | Mint OGh |
| Opinion | it is a genuine unused, o.g., hinged, block of 12, (pos. 8 never hinged), pos. 1 and 7 with a natural straight edge and light horizontal creases. |
| Cert Link | http://psestamp.com/Cert/1329619 |