| Image Thumbs | |
| Cert Num | 1329618 |
| Cert Date | 2017-03-14 |
| Catalog Number | 189 |
| Country | USA |
| Year | 1879 |
| Denom | 15c |
| Color | Red orange |
| Grade | Ungraded |
| Description | Mint OGh |
| Opinion | it is a genuine unused, o.g., hinged, block of 12 (6X2), the left block of four reattached (pos. 9-11 never hinged). |
| Cert Link | http://psestamp.com/Cert/1329618 |