| ID | 10666 |
| Thumbnail | |
| Cat Number | 1891 |
| Variety | uf7 |
| Description | Flag & Anthem: from sea to shining sea |
| Series | Flag & Anthem |
| Denomination | 18ยข |
| Color | Red, Blue, Brown |
| Separation Method | PF |
| Extent Perf Die Cut | 2 |
| HPerf | n/a |
| VPerf | 9.80 |
| Tagging | Large Block |
| Tagging Color | |
| Paper Type | |
| Adhesive | WA |
| Gum Type | S |
| Format | C |
| EFO | F |
| Watermark | unw. |
| Specialfeatures | tagging very misshaped with gap pools |
| Printing Type | engraved |
| Stamp Date | ---- |
| Printer Engraver | BEP |
| Issue Year | 1981 |
| Image1 | |
| Issue Date | 4/24/1981 |
| Quantity Issued | |
| Visible | Yes |