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| Cert Num | 1412936 |
| Cert Date | 2022-06-28 |
| Catalog Number | C5 |
| Country | USA |
| Year | 1923 |
| Denom | 16c |
| Color | Dark blue |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1412936 |