| Image Thumbs | |
| Cert Num | 1290237 |
| Cert Date | 2014-09-23 |
| Catalog Number | QE3a |
| Country | USA |
| Year | 1955 |
| Denom | 20c |
| Color | Yellow green |
| Grade | XF-Sup 95 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1290237 |