| Image Thumbs | |
| Cert Num | 1321137 |
| Cert Date | 2016-09-07 |
| Catalog Number | K18 |
| Country | USA |
| Year | 1922 |
| Denom | 4c on 2c |
| Color | Carmine |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, top margin Plate No. 13129 block of six, the top center stamp with tiny scuffs and minor perf separations at the upper left. |
| Cert Link | http://psestamp.com/Cert/1321137 |