| Image Thumbs | |
| Cert Num | 1346798 |
| Cert Date | 2018-06-14 |
| Catalog Number | E14 |
| Country | USA |
| Year | 1925 |
| Denom | 20c |
| Color | Black |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, top margin Plate No. 17177 block of six. |
| Cert Link | http://psestamp.com/Cert/1346798 |