| ID | 2797 |
| Thumbnail | |
| Cat Number | 2182a |
| Variety | f3 |
| Description | Jack London, Author |
| Series | Great Americans |
| Denomination | 25ยข |
| Color | Blue |
| Separation Method | PF |
| Extent Perf Die Cut | 4 |
| HPerf | 11.00 |
| VPerf | 11.00 |
| Tagging | Large Block |
| Tagging Color | |
| Paper Type | NF |
| Adhesive | WA |
| Gum Type | D |
| Format | B |
| EFO | F |
| Watermark | unw. |
| Specialfeatures | vert. pair; tagging between blocks |
| Printing Type | engraved |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1986 |
| Image1 | |
| Issue Date | 1/11/1986 |
| Quantity Issued | |
| Visible | Yes |