| Image Thumbs | |
| Cert Num | 1345237 |
| Cert Date | 2018-06-02 |
| Catalog Number | 535 |
| Country | USA |
| Year | 1918 |
| Denom | 3c |
| Color | Violet |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, block of twelve (6x2) with center line, the stamps with light gum wrinkles. |
| Cert Link | http://psestamp.com/Cert/1345237 |