| Image Thumbs | |
| Cert Num | 1400520 |
| Cert Date | 2021-10-01 |
| Catalog Number | C92b |
| Country | USA |
| Year | 1978 |
| Denom | 31c |
| Color | Ultramarine & multicolored |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, vertical pair, ultramarine and black (engr.) omitted. |
| Cert Link | http://psestamp.com/Cert/1400520 |