| Image Thumbs | |
| Cert Num | 1232102 |
| Cert Date | 2011-01-11 |
| Catalog Number | O34P3 |
| Country | USA |
| Year | 1873 |
| Denom | 90c |
| Color | Purple |
| Grade | Ungraded |
| Description | Mint NG |
| Opinion | it is genuine plate proof with perforations added. |
| Cert Link | http://psestamp.com/Cert/1232102 |