| Image Thumbs | |
| Cert Num | 1403068 |
| Cert Date | 2021-12-09 |
| Catalog Number | 664 |
| Country | USA |
| Year | 1929 |
| Denom | 6c |
| Color | Red orange |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, upper left margin Plate No. 18037 block of four. |
| Cert Link | http://psestamp.com/Cert/1403068 |