| Image Thumbs | |
| Cert Num | 1338487 |
| Cert Date | 2018-01-09 |
| Catalog Number | 2579a |
| Country | USA |
| Year | 1991 |
| Denom | (29c) |
| Color | multicolored |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, bottom margin block of ten (5X2) imperf vertically. |
| Cert Link | http://psestamp.com/Cert/1338487 |