| Image Thumbs | |
| Cert Num | 1369201 |
| Cert Date | 2019-11-12 |
| Catalog Number | 233 |
| Country | USA |
| Year | 1893 |
| Denom | 4c |
| Color | Ultramarine |
| Grade | Ungraded |
| Description | Mint RG |
| Opinion | it is a genuine unused, REGUMMED, bottom margin Plate No. 16, Imprint and letter D block of eight. |
| Cert Link | http://psestamp.com/Cert/1369201 |