| Image Thumbs | |
| Cert Num | 1308029 |
| Cert Date | 2015-10-30 |
| Catalog Number | 537c |
| Country | USA |
| Year | 1919 |
| Denom | 3c |
| Color | Red violet |
| Grade | Ungraded |
| Description | Mint OGh |
| Opinion | it is a genuine unused, o.g., hinged, block of four (the top right and bottom stamps never hinged) |
| Cert Link | http://psestamp.com/Cert/1308029 |