| Image Thumbs | |
| Cert Num | 1360537 |
| Cert Date | 2019-06-14 |
| Catalog Number | RD15 |
| Country | USA |
| Year | 1918 |
| Denom | $4 |
| Color | yellow brown |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four, the top right stamp with a small thin at the top. |
| Cert Link | http://psestamp.com/Cert/1360537 |