| Image Thumbs | |
| Cert Num | 1307452 |
| Cert Date | 2015-10-29 |
| Catalog Number | 517 |
| Country | USA |
| Year | 1917 |
| Denom | 50c |
| Color | Red violet |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, with a perf disc indent at the bottom. |
| Cert Link | http://psestamp.com/Cert/1307452 |