| Image Thumbs | |
| Cert Num | 1373841 |
| Cert Date | 2020-03-09 |
| Catalog Number | C10a |
| Country | USA |
| Year | 1928 |
| Denom | 10c |
| Color | Dark blue |
| Grade | F 70 |
| Description | Mint OGnh |
| Opinion | it is a genuine unused, o.g., never hinged, booklet pane of three the top two stamps with perf separations between the stamps. |
| Cert Link | http://psestamp.com/Cert/1373841 |