| Image Thumbs | |
| Cert Num | 1208910 |
| Cert Date | 2009-09-22 |
| Catalog Number | 692 |
| Country | USA |
| Year | 1931 |
| Denom | 11c |
| Color | Light blue |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, lower left corner margin Plate No. 20533 block of four. |
| Cert Link | http://psestamp.com/Cert/1208910 |