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| Cert Num | 1394427 |
| Cert Date | 2021-05-11 |
| Catalog Number | 1151a |
| Country | USA |
| Year | 1960 |
| Denom | 4c |
| Color | Blue |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, two vertical pairs, imperf between in a block of 14 (2x7) with bottom left margin Plate No. 26634. |
| Cert Link | http://psestamp.com/Cert/1394427 |