| Image Thumbs | |
| Cert Num | 1250005 |
| Cert Date | 2012-04-18 |
| Catalog Number | 440 |
| Country | USA |
| Year | 1915 |
| Denom | 50c |
| Color | Violet |
| Grade | Ungraded |
| Description | Mint OGh |
| Opinion | it is a genuine unused, o.g., hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1250005 |