| Image Thumbs | |
| Cert Num | 1293671 |
| Cert Date | 2014-12-15 |
| Catalog Number | C43 |
| Country | USA |
| Year | 1949 |
| Denom | 15c |
| Color | Ultramarine |
| Grade | F 70 |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, lower left margin Plate No. block of four (the bottom stamps never hinged). |
| Cert Link | http://psestamp.com/Cert/1293671 |