| Image Thumbs | |
| Cert Num | 1208906 |
| Cert Date | 2009-09-22 |
| Catalog Number | 636 |
| Country | USA |
| Year | 1927 |
| Denom | 4c |
| Color | Yellow brown |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four, with a shorter perf at the bottom left of the bottom right stamp and a short perf at the top right of the top left stamp. |
| Cert Link | http://psestamp.com/Cert/1208906 |