| Image Thumbs | |
| Cert Num | 1233720 |
| Cert Date | 2011-03-02 |
| Catalog Number | C9 |
| Country | USA |
| Year | 1927 |
| Denom | 20c |
| Color | Yellow green |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, with light overall toning. |
| Cert Link | http://psestamp.com/Cert/1233720 |