| Image Thumbs | |
| Cert Num | 1320174 |
| Cert Date | 2016-08-23 |
| Catalog Number | O3 |
| Country | USA |
| Year | 1873 |
| Denom | 3c |
| Color | Yellow |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four, the top left stamp with a small gum disturbance and the bottom stamps each with a short perf at the bottom. |
| Cert Link | http://psestamp.com/Cert/1320174 |