| Image Thumbs | |
| Cert Num | 1339884 |
| Cert Date | 2018-01-22 |
| Catalog Number | 408 |
| Country | USA |
| Year | 1912 |
| Denom | 1c |
| Color | Green |
| Grade | Gem 100J |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged block of four, with horizontal guide line. |
| Cert Link | http://psestamp.com/Cert/1339884 |