Czechoslovakia
4.4 - 5.3$
price on 07.12.2022
This souvenir sheet exist in 12 different types.
| Country: | Czechoslovakia |
| Type: | Postal blocks |
| Series: | Space Research |
| Nominal: | 3 Kčs |
| Year: | 1963 |
| Size: | 85 x 77 mm |
| Perforation: | Imperforate |
| Mintage: | 355,000 |
