| Image Thumbs | |
| Cert Num | 1197397 |
| Cert Date | 2009-03-04 |
| Catalog Number | 672 |
| Country | USA |
| Year | 1929 |
| Denom | 3c |
| Color | Violet |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, lower left corner margin Plate No. 18803 block of four, with weakly struck overprints. |
| Cert Link | http://psestamp.com/Cert/1197397 |