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| Cert Num | 1371168 |
| Cert Date | 2019-12-09 |
| 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, REPERFORATED at the right. |
| Cert Link | http://psestamp.com/Cert/1371168 |