| Image Thumbs | |
| Cert Num | 1236548 |
| Cert Date | 2011-05-18 |
| Catalog Number | C9 |
| Country | USA |
| Year | 1927 |
| Denom | 20c |
| Color | Yellow green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, with a natural gum wrinkle at the right. |
| Cert Link | http://psestamp.com/Cert/1236548 |