| Image Thumbs | |
| Cert Num | 1274589 |
| Cert Date | 2014-01-06 |
| Catalog Number | 575 |
| Country | USA |
| Year | 1923 |
| Denom | 1c |
| Color | Green |
| Grade | Gem 100 |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., hinged, center line block of four. |
| Cert Link | http://psestamp.com/Cert/1274589 |