Special edition, numbered from E0001 till E2000; these books are solely offered during the 20th Congress of the UPU (Universal Postal Union, the United Nations specialised agency for the postal sector).
This book has number 001393.
- Geographic Origin
- Complete set/ series of stamps
- Short Description
- Yearbook CTT special edition (E 001393)
- Year of oldest stamps
- MNH (Mint never hinged)
- Has certificate or expert signature