USSR
0.52 - 0.62$
price on 09.02.2023
| Country: | USSR |
| Type: | Postal blocks |
| Series: | Anniversary of Soviet Space Achievements |
| Nominal: | 50 k |
| Year: | 1980 |
| Material: | coated with lacquer |
| Size: | 111 x 73 mm |
| Perforation: | frame 12¼ x 12 |
| Mintage: | 2,000,000 |
Anniversary of Soviet Space Achievements
 15th Anniversary of First Space Walk 0.52$ |  10th Anniversary of First Artificial Satellite 1.1$ |