| Image Thumbs | |
| Cert Num | 1222091 |
| Cert Date | 2010-05-25 |
| Catalog Number | 2079a |
| Country | USA |
| Year | 1984 |
| Denom | 20c |
| Color | Multicolored |
| Grade | Superb 98 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1222091 |