| Image Thumbs | |
| Cert Num | 1382627 |
| Cert Date | 2020-10-06 |
| Catalog Number | 560 |
| Country | USA |
| Year | 1923 |
| Denom | 8c |
| Color | Olive green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, top margin Plate No. F17916 block of six. |
| Cert Link | http://psestamp.com/Cert/1382627 |