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| Cert Num | 1394171 |
| Cert Date | 2021-04-30 |
| Catalog Number | 1419 |
| Country | USA |
| Year | 1970 |
| Denom | 6c |
| Color | black, vermilion & ultramarine |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., never hinged, block of twelve (4x3). |
| Cert Link | http://psestamp.com/Cert/1394171 |