| Image Thumbs | |
| Cert Num | 1293673 |
| Cert Date | 2014-12-15 |
| Catalog Number | 1498a |
| Country | USA |
| Year | 1973 |
| Denom | 8c |
| Color | multicolored |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, bottom margin Plate No. block of 20, a portion of the sheet shown below. |
| Cert Link | http://psestamp.com/Cert/1293673 |