| Image Thumbs | |
| Cert Num | 1394942 |
| Cert Date | 2021-05-24 |
| Catalog Number | 1290a |
| Country | USA |
| Year | 1973 |
| Denom | 25c |
| Color | rose lake |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, lower right margin zip block of four. |
| Cert Link | http://psestamp.com/Cert/1394942 |