| Image Thumbs | |
| Cert Num | 1353890 |
| Cert Date | 2018-12-18 |
| Catalog Number | 517 |
| Country | USA |
| Year | 1917 |
| Denom | 50c |
| Color | Red violet |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is genuine unused, o.g., previously hinged. |
| Cert Link | http://psestamp.com/Cert/1353890 |