| Image Thumbs | |
| Cert Num | 1394433 |
| Cert Date | 2021-05-11 |
| Catalog Number | 536 |
| Country | USA |
| Year | 1919 |
| Denom | 1c |
| Color | Gray green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, lower left pane of 100 with Plate No. 10052. |
| Cert Link | http://psestamp.com/Cert/1394433 |