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| Cert Num | 1208944 |
| Cert Date | 2009-09-25 |
| Catalog Number | 800 |
| Country | USA |
| Year | 1937 |
| Denom | 3c |
| Color | Violet |
| Grade | XF 90 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, Plate No. 21715 block of four with four 5 mm tears in the left margin. |
| Cert Link | http://psestamp.com/Cert/1208944 |