| Image Thumbs | |
| Cert Num | 1390492 |
| Cert Date | 2021-01-12 |
| Catalog Number | 429 |
| Country | USA |
| Year | 1914 |
| Denom | 6c |
| Color | Red orange |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., never hinged, bottom margin Plate No. 7137 block of six. |
| Cert Link | http://psestamp.com/Cert/1390492 |