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| Cert Num | 1331222 |
| Cert Date | 2017-05-04 |
| Catalog Number | F1 |
| Country | USA |
| Year | 1911 |
| Denom | 10c |
| Color | Ultramarine |
| Grade | VF 80 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1331222 |