| Image Thumbs | |
| Cert Num | 1323664 |
| Cert Date | 2016-10-13 |
| Catalog Number | E21 |
| Country | USA |
| Year | 1957 |
| Denom | 30c |
| Color | Lake |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, lower left margin Plate No. 25797 block of four. |
| Cert Link | http://psestamp.com/Cert/1323664 |