101st World Congress of Esperanto
90%
| Country: | Czech Republic |
|---|---|
| Issue: | Engravers | Engravings |
| Date: | 2016-01-20 |
| Print: | Offset lithography |
| Size: | 135 x 85 |
| Perforation: | 11¾ x 11¼ |
| Emission: | Commemorative |
| Format: | Booklet |
| Face Value: | 104 Czech koruna |
| Print run: | 20000 |