US space telescope "Copernicus" over earth, Souvenir Sheet
6*4.90 zł 1973
Poland
| Country: | Poland |
| Type: | Postal blocks |
| Series: | Space Exploration - Salute, Copernicus |
| Nominal: | 6*4.90 zł |
| Year: | 1973 |
| Size: | 119 x 156 mm |
| Perforation: | frame 11 x 11½ |
| Mintage: | 416,666 |
Space Exploration - Salute, Copernicus
 Soviet test station Salyut 1, Souvenir Sheet 0.98$ |  US space telescope "Copernicus" over earth, Souvenir Sheet |