| Image Thumbs | |
| Cert Num | 1413326 |
| Cert Date | 2022-06-29 |
| Catalog Number | 473 |
| Country | USA |
| Year | 1916 |
| Denom | 11c |
| Color | Dark green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, top margin Plate No. 7499 block of six. |
| Cert Link | http://psestamp.com/Cert/1413326 |