| Image Thumbs | |
| Cert Num | 1404091 |
| Cert Date | 2021-12-16 |
| Catalog Number | 507 |
| Country | USA |
| Year | 1917 |
| Denom | 7c |
| Color | Black |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, top margin Plate No. 7924 block of six. |
| Cert Link | http://psestamp.com/Cert/1404091 |