| Image Thumbs | |
| Cert Num | 1363448 |
| Cert Date | 2019-07-12 |
| Catalog Number | 121P4 |
| Country | USA |
| Year | 1869 |
| Denom | 30c |
| Color | Blue & carmine |
| Grade | Ungraded |
| Description | Mint NGAI |
| Opinion | it is genuine plate proof on card with a blue specimen overprint added by an unknown foreign post office and a small thin. |
| Cert Link | http://psestamp.com/Cert/1363448 |