Monday, October 7, 1957 Soviet Union, USSR will issue: Stamp "4th World Trade Unions Congress." face value 40, Stamp "4th World Trade Unions Congress." face value 40,
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | International Congresses and Assemblies |
| Date: | 1957-10-07 |
| Print: | Photogravure |
| Size: | 37 x 26 |
| Perforation: | comb 12 x 12¼ |
| Format: | Stamp |
| Face Value: | 40 Russian kopek |
| Print run: | 1000000 |
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | International Congresses and Assemblies |
| Date: | 1957-10-07 |
| Print: | Photogravure |
| Size: | 37 x 26 |
| Perforation: | line 12¼ |
| Format: | Stamp |
| Face Value: | 40 Russian kopek |