| Image Thumbs | |
| Cert Num | 1394730 |
| Cert Date | 2021-05-21 |
| Catalog Number | 1520b |
| Country | USA |
| Year | 1973 |
| Denom | 10c |
| Color | Blue |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, imperf coil pair, with minor blue staining at the bottom. |
| Cert Link | http://psestamp.com/Cert/1394730 |