| Image Thumbs | |
| Cert Num | 1376931 |
| Cert Date | 2020-05-26 |
| Catalog Number | 665 |
| Country | USA |
| Year | 1929 |
| Denom | 7c |
| Color | Black |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, upper right margin Plate No. 18736 block of four with light overall toning. |
| Cert Link | http://psestamp.com/Cert/1376931 |