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| Cert Num | 1371583 |
| Cert Date | 2020-01-28 |
| Catalog Number | C23 |
| Country | USA |
| Year | 1938 |
| Denom | 6c |
| Color | Dark blue & carmine |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., never hinged, top margin pair with Plate Nos. F21854, F21858, double TOP and registration markers. |
| Cert Link | http://psestamp.com/Cert/1371583 |