| Type | Special Issues |
| Date of issue | 1969-09-07 |
| Category | First Day Cover |
| Theme | General Celebrations |
| Denomination | 35 Cents (Siyawasa Stamp -Cover Only) |
| Mints | None |
| Souvenir Sheets | None |
| Remarks | First Flight of Air Ceylon Trident Jet from Colombo to Bangkok (B.L.# ***) |