| Image Thumbs | |
| Cert Num | 1411711 |
| Cert Date | 2022-06-20 |
| Catalog Number | C23 |
| Country | USA |
| Year | 1938 |
| Denom | 6c |
| Color | Dark blue & carmine |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, pane of 50 with Plate Nos. 21916/F21858. |
| Cert Link | http://psestamp.com/Cert/1411711 |