| Image Thumbs | |
| Cert Num | 1278073 |
| Cert Date | 2014-02-10 |
| Catalog Number | 515 |
| Country | USA |
| Year | 1917 |
| Denom | 20c |
| Color | Light ultramarine |
| Grade | Ungraded |
| Description | Used |
| Opinion | it is a genuine used, vertical pair with the horizontal perfs between shifted up into the top stamp. |
| Cert Link | http://psestamp.com/Cert/1278073 |