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| Cert Num | 1267383 |
| Cert Date | 2013-06-06 |
| Catalog Number | O45 |
| Country | USA |
| Year | 1873 |
| Denom | 90c |
| Color | Ultramarine |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, block of four. |
| Cert Link | http://psestamp.com/Cert/1267383 |