| Image Thumbs | |
| Cert Num | 1257188 |
| Cert Date | 2012-11-15 |
| Catalog Number | K8a |
| Country | USA |
| Year | 1919 |
| Denom | 16c on 8c |
| Color | Olive green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1257188 |