| Image Thumbs | |
| Cert Num | 1208627 |
| Cert Date | 2009-09-16 |
| Catalog Number | C18 |
| Country | USA |
| Year | 1933 |
| Denom | 50c |
| Color | Green |
| Grade | G-VG 40 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, bottom margin Plate No. 21171 block of six, with a few natural gum skips on the bottom right stamp, a small thin at the upper left on the bottom right stamp and a 1 1/2 mm tear at the left on the top left stamp. |
| Cert Link | http://psestamp.com/Cert/1208627 |