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| Cert Num | 1401335 |
| Cert Date | 2021-10-13 |
| Catalog Number | E15 |
| Country | USA |
| Year | 1927 |
| Denom | 10c |
| Color | Gray violet |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is genuine unused, o.g., previously hinged, upper left margin Plate No. 19261 block of four with reinforced vertical perfs between the top two stamps. |
| Cert Link | http://psestamp.com/Cert/1401335 |