| Image Thumbs | |
| Cert Num | 1276299 |
| Cert Date | 2014-01-21 |
| Catalog Number | 611 |
| Country | USA |
| Year | 1923 |
| Denom | 2c |
| Color | Black |
| Grade | Ungraded |
| Description | Used |
| Opinion | it is a genuine usage of a center line block of 14 (7X2) and #578 tied on U420 entire by Washington D.C. duplex cancels dated Nov 15, 1923 (FDC). |
| Cert Link | http://psestamp.com/Cert/1276299 |