| Image Thumbs | |
| Cert Num | 1400500 |
| Cert Date | 2021-09-30 |
| Catalog Number | 1945d |
| Country | USA |
| Year | 1981 |
| Denom | 20c |
| Color | Multicolored |
| Grade | Ungraded |
| Description | Mint OGnh |
| Opinion | it is genuine unused, o.g., never hinged, block of four, dark green and dark blue (engr.) missing. |
| Cert Link | http://psestamp.com/Cert/1400500 |