| Image Thumbs | |
| Cert Num | 1392268 |
| Cert Date | 2021-03-30 |
| Catalog Number | 577 |
| Country | USA |
| Year | 1923 |
| Denom | 2c |
| Color | Carmine |
| Grade | Gem 100J |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, centerline block of four. |
| Cert Link | http://psestamp.com/Cert/1392268 |