| ID | 6670 |
| Thumbnail | |
| Cat Number | 4129 |
| Variety | |
| Description | Flag |
| Series | Flag - First Class/41¢ |
| Denomination | "USA First-Class" (41¢) |
| Color | Multicolored |
| Separation Method | PF |
| Extent Perf Die Cut | 4 |
| HPerf | 11.25 |
| VPerf | 11.25 |
| Tagging | Solid |
| Tagging Color | |
| Paper Type | |
| Adhesive | WA |
| Gum Type | S |
| Format | S |
| EFO | |
| Watermark | unw. |
| Specialfeatures | microprint top of flag pole; black date |
| Printing Type | Lithographed |
| Stamp Date | 2007 |
| Printer Engraver | APU |
| Issue Year | 2007 |
| Image1 | |
| Issue Date | 4/12/2007 |
| Quantity Issued | |
| Visible | Yes |