| ID | 419 |
| Thumbnail | |
| Cat Number | 1311 |
| Variety | f1 |
| Description | Sixth International Philatelic Exhibition |
| Series | SIPEX |
| Denomination | 5ยข |
| Color | Multicolored |
| Separation Method | n/a |
| Extent Perf Die Cut | n/a |
| HPerf | n/a |
| VPerf | n/a |
| Tagging | Untagged |
| Tagging Color | |
| Paper Type | |
| Adhesive | WA |
| Gum Type | S |
| Format | S |
| EFO | F |
| Watermark | unw. |
| Specialfeatures | Souvenir Sheet; can be found with smashed mayfly in gum |
| Printing Type | Lithographed, engraved (Giori Press) |
| Stamp Date | ---- |
| Printer Engraver | |
| Issue Year | 1966 |
| Image1 | |
| Issue Date | 5/23/1966 |
| Quantity Issued | |
| Visible | Yes |