| Image Thumbs | |
| Cert Num | 1339890 |
| Cert Date | 2018-01-22 |
| Catalog Number | 577 |
| Country | USA |
| Year | 1923 |
| Denom | 2c |
| Color | Carmine |
| Grade | XF-Sup 95 |
| Description | Mint RG |
| Opinion | it is a genuine unused, REGUMMED center line block of four. |
| Cert Link | http://psestamp.com/Cert/1339890 |