| Image Thumbs | |
| Cert Num | 1334891 |
| Cert Date | 2017-08-24 |
| Catalog Number | 1617b |
| Country | USA |
| Year | 1977 |
| Denom | 10c |
| Color | Violet on gray |
| Grade | Superb 98 |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, imperf coil pair. |
| Cert Link | http://psestamp.com/Cert/1334891 |