| ID | 8631 |
| Thumbnail | |
| Cat Number | C83 |
| Variety | |
| Description | Winged Airmail Envelope |
| Series | Airmail |
| Denomination | 13ยข |
| Color | Carmine |
| Separation Method | PF |
| Extent Perf Die Cut | |
| HPerf | n/a |
| VPerf | 10.00 |
| Tagging | Overall |
| Tagging Color | Orange Red |
| Paper Type | LF |
| Adhesive | WA |
| Gum Type | S |
| Format | C |
| EFO | |
| Watermark | unw. |
| Specialfeatures | beige gum; low fluorescence under LW |
| Printing Type | Rotary Press |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1973 |
| Image1 | |
| Issue Date | 12/27/1973 |
| Quantity Issued | |
| Visible | Yes |