| Image Thumbs | |
| Cert Num | 1391797 |
| Cert Date | 2021-03-10 |
| Catalog Number | 233 |
| Country | USA |
| Year | 1893 |
| Denom | 4c |
| Color | Ultramarine |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four, the top right stamp with a natural paper wrinkle. |
| Cert Link | http://psestamp.com/Cert/1391797 |