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| Cert Num | 1346964 |
| Cert Date | 2018-06-29 |
| Catalog Number | 1520 |
| Country | USA |
| Year | 1973 |
| Denom | 10c |
| Color | blue |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, coil joint line pair, the right stamp with a thinned perf at the lower right. |
| Cert Link | http://psestamp.com/Cert/1346964 |