| Image Thumbs | |
| Cert Num | 1301882 |
| Cert Date | 2015-06-04 |
| Catalog Number | 422 |
| Country | USA |
| Year | 1912 |
| Denom | 50c |
| Color | Violet |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, block of four (the bottom stamps never hinged). |
| Cert Link | http://psestamp.com/Cert/1301882 |