| Image Thumbs | |
| Cert Num | 1278439 |
| Cert Date | 2014-02-26 |
| Catalog Number | K9 |
| Country | USA |
| Year | 1919 |
| Denom | 18c on 9c |
| Color | Salmon red |
| Grade | VF 80 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, right margin block of four with Plate No. 11775, the top right stamp with a partial overprint spacer bar. |
| Cert Link | http://psestamp.com/Cert/1278439 |