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| Cert Num | 1280448 |
| Cert Date | 2014-02-28 |
| Catalog Number | 570 |
| Country | USA |
| Year | 1922 |
| Denom | 50c |
| Color | Lilac |
| Grade | Ungraded |
| Description | Mint OGph |
| Opinion | it is a genuine unused, o.g., previously hinged, top margin Plate No. 14045 block of six (all stamnps never hinged) with natural gum creases. |
| Cert Link | http://psestamp.com/Cert/1280448 |