| Image Thumbs | |
| Cert Num | 1331016 |
| Cert Date | 2017-04-26 |
| Catalog Number | 575 |
| Country | USA |
| Year | 1923 |
| Denom | 1c |
| Color | Green |
| Grade | Superb 98 |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, coil guide line pair with Schermack type III private perforations (the left stamp never hinged). |
| Cert Link | http://psestamp.com/Cert/1331016 |