| Image Thumbs | |
| Cert Num | 1366394 |
| Cert Date | 2019-10-28 |
| Catalog Number | 563b |
| Country | USA |
| Year | 1928 |
| Denom | 11c |
| Color | light bluish green |
| Grade | Ungraded |
| Description | Mint OGh |
| Opinion | it is genuine unused, o.g., hinged, left margin Plate No. 17618 block of six on special booklet paper (stamps NH) with holes in the selvage. |
| Cert Link | http://psestamp.com/Cert/1366394 |