| Image Thumbs | |
| Cert Num | 1423667 |
| Cert Date | 2023-03-29 |
| Catalog Number | 830 |
| Country | USA |
| Year | 1938 |
| Denom | 30c |
| Color | Deep ultramarine |
| Grade | Superb 98 |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged. |
| Cert Link | http://psestamp.com/Cert/1423667 |