Tuesday, April 10, 1979 Soviet Union, USSR will issue: Stamp "Soviet-Bulgarian Space Flight" face value 6, Stamp "Soviet-Bulgarian Space Flight" face value 32, First Day Cover "Soviet-Bulgarian Space Flight" face value 6, First Day Cover "Soviet-Bulgarian Space Flight" face value 32,
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | Soviet–Bulgarian Space Flight |
| Date: | 1979-04-10 |
| Size: | 33 x 66 |
| Perforation: | comb 11¾ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 6 Russian kopek |
| Print run: | 6900000 |
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | Soviet–Bulgarian Space Flight |
| Date: | 1979-04-10 |
| Print: | Offset and Lithography |
| Size: | 32.5 x 65 |
| Perforation: | comb 11¾ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 32 Russian kopek |
| Print run: | 4600000 |
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | Soviet–Bulgarian Space Flight |
| Date: | 1979-04-10 |
| Print: | Offset lithography |
| Perforation: | comb 11¾ |
| Emission: | Commemorative |
| Format: | First Day Cover |
| Face Value: | 6 Russian kopek |
| Country: | Soviet Union, USSR |
|---|---|
| Issue: | Soviet–Bulgarian Space Flight |
| Date: | 1979-04-10 |
| Print: | Offset lithography |
| Perforation: | comb 11¾ |
| Emission: | Commemorative |
| Format: | First Day Cover |
| Face Value: | 32 Russian kopek |