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| Cert Num | 1389238 |
| Cert Date | 2021-01-11 |
| Catalog Number | C81 |
| Country | USA |
| Year | 1973 |
| Denom | 21c |
| Color | Red, blue & black |
| Grade | Superb 98J |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged. |
| Cert Link | http://psestamp.com/Cert/1389238 |