| Image Thumbs | |
| Cert Num | 1325865 |
| Cert Date | 2016-12-05 |
| Catalog Number | 1933 |
| Country | USA |
| Year | 1981 |
| Denom | 18c |
| Color | green |
| Grade | XF-Sup 95 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, bottom right margin Plate No. 4 block of four. |
| Cert Link | http://psestamp.com/Cert/1325865 |