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| Cert Num | 1423779 |
| Cert Date | 2023-03-21 |
| Catalog Number | 227 |
| Country | USA |
| Year | 1890 |
| Denom | 15c |
| Color | Indigo |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is genuine unused, o.g., previously hinged, block of four (the bottom stamps NH). |
| Cert Link | http://psestamp.com/Cert/1423779 |