| ID | 9504 |
| Thumbnail | |
| Cat Number | 1936 |
| Variety | f2 |
| Description | James Hoban, White HoUSE [stampsma_ss]rchitect |
| Series | Commemoratives 1980-89 |
| Denomination | 20ยข |
| Color | Multicolored |
| Separation Method | PF |
| Extent Perf Die Cut | 4 |
| HPerf | 11.00 |
| VPerf | 11.00 |
| Tagging | Large Block |
| Tagging Color | |
| Paper Type | |
| Adhesive | WA |
| Gum Type | S |
| Format | S |
| EFO | F |
| Watermark | unw. |
| Specialfeatures | block tag shifted down |
| Printing Type | Photogravure |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1981 |
| Image1 | |
| Issue Date | 10/13/1981 |
| Quantity Issued | |
| Visible | Yes |