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| Cert Num | 1232623 |
| Cert Date | 2011-01-27 |
| Catalog Number | E21 |
| Country | USA |
| Year | 1957 |
| Denom | 30c |
| Color | Lake |
| Grade | VF-XF 85 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, upper right margin Plate No. 27813 block of four. |
| Cert Link | http://psestamp.com/Cert/1232623 |