| Image Thumbs | |
| Cert Num | 1345189 |
| Cert Date | 2018-05-31 |
| Catalog Number | 509 |
| Country | USA |
| Year | 1917 |
| Denom | 9c |
| Color | Salmon red |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, top left margin Plate No 12571 pane of 100, pos 88 with a small toned spot. |
| Cert Link | http://psestamp.com/Cert/1345189 |