| Image Thumbs | |
| Cert Num | 1368996 |
| Cert Date | 2019-10-23 |
| Catalog Number | C18 |
| Country | USA |
| Year | 1933 |
| Denom | 50c |
| Color | Green |
| Grade | VG 50 |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, bottom margin Plate No. 21171 block of six (the top center and all bottom stamps NH), the NH stamps with natural gum skips. |
| Cert Link | http://psestamp.com/Cert/1368996 |