| Image Thumbs | |
| Cert Num | 1369012 |
| Cert Date | 2019-11-04 |
| Catalog Number | 623 |
| Country | USA |
| Year | 1925 |
| Denom | 17c |
| Color | Black |
| Grade | F 70 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, left margin Plate No. 18027 block of six. |
| Cert Link | http://psestamp.com/Cert/1369012 |