| Image Thumbs | |
| Cert Num | 1377850 |
| Cert Date | 2020-06-12 |
| Catalog Number | C3 |
| Country | USA |
| Year | 1918 |
| Denom | 24c |
| Color | Carmine rose & blue |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, fast plane variety bottom margin arrow block of four. |
| Cert Link | http://psestamp.com/Cert/1377850 |