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| Cert Num | 1291848 |
| Cert Date | 2014-10-21 |
| Catalog Number | K3 |
| Country | USA |
| Year | 1919 |
| Denom | 6c on 3c |
| Color | Violet |
| Grade | XF 90 |
| Description | Mint OGh |
| Opinion | it is a genuine unused, o.g., hinged, block of four with Plate No. 8476 (the top right and bottom stamps never hinged). |
| Cert Link | http://psestamp.com/Cert/1291848 |