| Image Thumbs | |
| Cert Num | 1334134 |
| Cert Date | 2017-07-27 |
| Catalog Number | 1789 |
| Country | USA |
| Year | 1979 |
| Denom | 15c |
| Color | Multicolored |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, top margin block of six (3X2), the top stamps imperforate at the top variety, the top left stamp with a natural gum inclusion. |
| Cert Link | http://psestamp.com/Cert/1334134 |