40 Years World Trade Union
53%
| Country: | Czechoslovakia |
|---|---|
| Issue: | International Federation of Trade Unions |
| Date: | 1985-09-03 |
| Perforation: | comb 11½ x 11¼ |
| Format: | Stamp |
| Face Value: | 50 Czechoslovak haléř |
| Print run: | 18535000 |