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| Cert Num | 1242977 |
| Cert Date | 2011-11-11 |
| Catalog Number | K17 |
| Country | USA |
| Year | 1922 |
| Denom | 2c on 1c |
| Color | Green |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1242977 |